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815 Area Code

State: Illinois
Major City: Rockford
Timezone: Central
Current Time: 3:39am
Short URL: allareacodes.com/815

Area Code 815 Map

Where is area code 815?

Area code 815 serves northern Illinois except for the Chicago metro area. It includes the cities of Rockford, Joliet, and DeKalb. It has a single overlay (779) that serves the same area.

What time zone is area code 815?

The 815 area code is located in the Central timezone. The Central time zone is also known as America/Chicago. As of the last time this page was loaded, the current time is 3:39am.

History

815 is one of the original 86 area codes created by AT&T and the Bell System in 1947. It originally served northern Illinois except Chicago and Quad Cities. In 2007, area code 779 was created and is currently an overlay to 815.

Nearby Area Codes

217 (Springfield, IL)
219 (Hammond, IN)
224/847 (Elgin, IL)
262 (Kenosha, WI)
309 (Peoria, IL)
312 (Chicago, IL)
331/630 (Aurora, IL)
563 (Davenport, IA)
608 (Madison, WI)
708 (Cicero, IL)
765 (Muncie, IN)
773 (Chicago, IL)
779/815 (Rockford, IL)
872 (Chicago, IL)

Top 20 Counties in Area Code 815

CountyTotal Population% of 815% of County
Will, IL677,5605%65%
Winnebago, IL295,2664%100%
McHenry, IL308,7605%88%
LaSalle, IL113,92410%100%
Kankakee, IL113,4496%100%
DeKalb, IL105,1605%100%
Boone, IL54,1652%100%
Ogle, IL53,4977%100%
Grundy, IL50,0634%100%
Whiteside, IL58,4985%83%
Kendall, IL114,7361%42%
Stephenson, IL47,7115%100%
Livingston, IL38,9509%100%
Lee, IL36,0316%100%
Iroquois, IL29,7189%91%
Bureau, IL34,9785%73%
Jo Daviess, IL22,6785%100%
Carroll, IL15,3874%100%
Putnam, IL6,0061%93%
Ford, IL14,0811%31%

Top 50 Cities in Area Code 815

CityTotal Population% of 815% of City
Rockford, IL152,8711%100%
Joliet, IL147,4331%94%
DeKalb, IL43,8620%100%
Crystal Lake, IL40,7430%97%
Romeoville, IL39,6800%91%
Plainfield, IL39,5810%80%
Kankakee, IL27,5370%100%
McHenry, IL26,9920%100%
Freeport, IL25,6380%100%
Belvidere, IL25,5850%100%
Woodstock, IL24,7700%100%
New Lenox, IL24,3940%100%
Loves Park, IL23,9960%100%
Machesney Park, IL23,4990%100%
Lockport, IL24,8390%94%
Crest Hill, IL20,8370%100%
Ottawa, IL18,7680%100%
Bourbonnais, IL18,6310%100%
Sycamore, IL17,5190%100%
Frankfort, IL17,7820%96%
Bradley, IL15,8950%100%
Dixon, IL15,7330%100%
Shorewood, IL15,6150%100%
Sterling, IL15,3700%100%
Streator, IL13,7100%100%
Morris, IL13,6360%100%
Channahon, IL12,5600%100%
Pontiac, IL11,9310%100%
Minooka, IL10,9240%100%
Roscoe, IL10,7850%100%
Peru, IL10,2950%100%
LaSalle, IL9,6090%100%
Rochelle, IL9,5740%100%
Harvard, IL9,4470%100%
Frankfort Square, IL9,2760%100%
Rock Falls, IL9,2660%100%
Manteno, IL9,2040%100%
South Beloit, IL7,8920%100%
Rockton, IL7,6850%100%
Princeton, IL7,6600%100%
Marengo, IL7,6480%100%
Mendota, IL7,3720%100%
Manhattan, IL7,0510%100%
Bolingbrook, IL73,3660%9%
Johnsburg, IL6,3370%98%
Braidwood, IL6,1910%100%
Sandwich, IL7,4210%81%
Lakemoor, IL6,0170%99%
Wilmington, IL5,7240%100%
Spring Grove, IL5,7780%99%

Largest Telephone Carriers

Landline

Prefixes Carrier
20%Ameritech
17%Frontier North
5%Broadwing
5%Level 3
4%Aero North
4%Essex Telcom
2%Mediacom Telephony
21%Other

Wireless

Prefixes Carrier
5%Verizon Wireless
5%Sprint
5%Cingular
3%United States Cellular -
1%Usa Mobility Wireless
1%T-mobile
1%Illinois Valley Cellular Rsa 2-i Partnership
2%Other

Prefixes

Assigned

Usage


Prefix
Usage
Primary City
Carrier
Introduced
(815) 200-
La Salle
Paetec Communications
06/20/2006
(815) 201-
Rockford
Bandwidth.com Clec
08/15/2012
(815) 202-
Oglesby
New Cingular Wireless PCS
04/08/2008
(815) 203-
Joliet
Usa Mobility Wireless
01/25/1998
(815) 204-
Crystal Lake
Usa Mobility Wireless
01/25/1998
(815) 205-
La Grange Park
Centurylink Communications LLC
01/31/2014
(815) 206-
Woodstock
Ameritech Illinois
08/20/2000
(815) 207-
Joliet
AT&T Local
08/14/1998
(815) 208-
Fulton
Mediacom Telephony Of Illinois
06/01/2006
(815) 209-
Rockford
Level 3 Communications
02/04/2002
(815) 210-
Joliet
New Cingular Wireless PCS
08/20/2000
(815) 212-
Joliet
T-mobile Usa
08/14/1998
(815) 213-
Sterling
United States Cellular Corp. - Illinois
09/29/2004
(815) 214-
Kankakee
Rcn Telecom Services Of Illinois
05/10/1999
(815) 215-
New Lenox
First Communications LLC
02/04/2002
(815) 216-
Kankakee
Cellco Partnership DBA Verizon Wireless
10/31/2000
(815) 217-
Dekalb
Digital Network Access Communications
02/16/2006
(815) 218-
Rockford
Cellco Partnership DBA Verizon Wireless
01/25/1998
(815) 219-
Crystal Lake
Sprint Spectrum
06/06/2006
(815) 220-
La Salle
Ameritech Illinois
10/13/1999
(815) 221-
Lockport
Teleport Communications America
10/15/1996
(815) 222-
Rockford
Cellco Partnership DBA Verizon Wireless
01/25/1998
(815) 223-
La Salle
Ameritech Illinois
02/04/1994
(815) 224-
La Salle
Ameritech Illinois
02/04/1994
(815) 225-
Milledgeville
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 226-
Rockford
Ameritech Illinois
02/04/1994
(815) 227-
Rockford
Ameritech Illinois
02/04/1994
(815) 228-
Oglesby
New Cingular Wireless PCS
02/04/1994
(815) 229-
Rockford
Ameritech Illinois
02/04/1994
(815) 230-
Plainfield
Broadwing Communications
10/13/1999
(815) 231-
Rockford
Ameritech Illinois
09/11/1994
(815) 232-
Freeport
Frontier North
02/04/1994
(815) 233-
Freeport
Frontier North
02/04/1994
(815) 234-
Byron
Frontier North
02/04/1994
(815) 235-
Freeport
Frontier North
02/04/1994
(815) 236-
Woodstock
New Cingular Wireless PCS
02/04/1994
(815) 237-
Gardner
Ameritech Illinois
02/04/1994
(815) 238-
Freeport
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 239-
Pecatonica
Frontier North
02/04/1994
(815) 240-
Rockford
Charter Fiberlink - Illinois
10/18/2010
(815) 241-
Northbrook
American Messaging (am)
04/15/1996
(815) 242-
Rockford
Bandwidth.com Clec
05/02/2014
(815) 243-
Rockford
United States Cellular Corp. - Illinois
10/15/1996
(815) 244-
Mt Carroll
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 245-
Woodstock
New Cingular Wireless PCS
02/04/1994
(815) 246-
Earlville
Frontier North
02/04/1994
(815) 247-
Pecatonica
Frontier North
02/04/1994
(815) 248-
Durand
Frontier North
02/04/1994
(815) 249-
Grand Ridge
Frontier North
02/04/1994
(815) 250-
La Salle
Comcast Phone Of Illinois DBA Comco
08/25/2006
(815) 251-
Rock Falls
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 252-
Oglesby
New Cingular Wireless PCS
02/04/1994
(815) 253-
Kempton
Frontier Communications Of Illinois
02/04/1994
(815) 254-
Plainfield
Ameritech Illinois
02/04/1994
(815) 255-
Minooka
Us Xchange Of Illinois LLC DBA Choice One Comm Il
11/03/2009
(815) 256-
Stelle
Stelle Telephone Co.
02/04/1994
(815) 257-
Streator
Illinois Valley Cellular Rsa 2-ii Partnership
02/04/1994
(815) 258-
Joliet
New Cingular Wireless PCS
02/04/1994
(815) 259-
Thomson
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 260-
Joliet
Sprint Spectrum
01/11/1997
(815) 261-
Crystal Lake
Mci Worldcom Communications
01/11/1997
(815) 262-
Rockford
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 263-
Kankakee
Cellco Partnership DBA Verizon Wireless
07/01/1996
(815) 264-
Waterman
Frontier North
02/04/1994
(815) 265-
Gilman
Ameritech Illinois
02/04/1994
(815) 266-
Freeport
Frontier North
02/04/1994
(815) 267-
Plainfield
Mci Worldcom Communications
01/11/1997
(815) 268-
Onarga
Ameritech Illinois
02/04/1994
(815) 269-
Danforth
Frontier Communications Of The Carolinas, Inc
02/04/1994
(815) 270-
Lanark
Charter Fiberlink - Illinois
04/24/2007
(815) 271-
Mchenry
Mci Worldcom Communications
04/01/1997
(815) 272-
Joliet
Mci Worldcom Communications
01/11/1997
(815) 273-
Savanna
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 274-
Joliet
New Cingular Wireless PCS
01/11/1997
(815) 275-
Freeport
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 276-
Crystal Lake
Teleport Communications America
04/01/1997
(815) 277-
Frankfort
Teleport Communications America
04/01/1997
(815) 278-
Kankakee
Cellco Partnership DBA Verizon Wireless
10/15/1996
(815) 279-
Kankakee
American Messaging (am)
01/11/1997
(815) 280-
Joliet
Teleport Communications America
04/01/1997
(815) 281-
Galena
United States Cellular Corp. - Illinois
06/15/2004
(815) 282-
Loves Park
Ameritech Illinois
02/04/1994
(815) 283-
Dekalb
Mediacom Telephony Of Illinois
03/05/2010
(815) 284-
Dixon
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 285-
Dixon
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 286-
Hinckley
Frontier North
02/04/1994
(815) 287-
Verona
Ameritech Illinois
02/04/1994
(815) 288-
Dixon
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 289-
Rockford
United States Cellular Corp. - Illinois
07/06/1997
(815) 290-
Minooka
Sbc Internet Services
02/10/2006
(815) 291-
Freeport
United States Cellular Corp. - Illinois
01/14/2000
(815) 292-
South Beloit
Bergen Telephone Co. - Illinois
01/10/1996
(815) 293-
Romeoville
Ameritech Illinois
10/15/1996
(815) 294-
La Grange Park
Usa Mobility Wireless
01/10/1996
(815) 295-
Kankakee
T-mobile Usa
07/06/1997
(815) 296-
Rockford
Usa Mobility Wireless
07/06/1997
(815) 297-
Freeport
Frontier North
10/11/1997
(815) 298-
Rockford
Cellco Partnership DBA Verizon Wireless
07/06/1997
(815) 299-
Rockford
United States Cellular Corp. - Illinois
07/04/1995
(815) 300-
Chicago
Ameritech Illinois
12/22/2010
(815) 301-
Crystal Lake
Broadwing Communications
10/31/2000
(815) 302-
Joliet
Sprint Spectrum
10/31/2000
(815) 303-
Princeton
Illinois Valley Cellular Rsa 2-i Partnership
08/20/2000
(815) 304-
Kankakee
Broadwing Communications
10/31/2000
(815) 305-
Gardner
Broadwing Communications
10/31/2000
(815) 306-
Lockport
Broadwing Communications
10/31/2000
(815) 307-
Mchenry
Broadwing Communications
10/31/2000
(815) 308-
Woodstock
Broadwing Communications
10/31/2000
(815) 309-
Shannon
Aero North Communications
07/18/2006
(815) 310-
Utica
Broadwing Communications
10/31/2000
(815) 312-
Rockford
Ymax Communications Corp.
12/15/2008
(815) 313-
Ottawa
Broadwing Communications
10/31/2000
(815) 314-
Manhattan
Broadwing Communications
10/31/2000
(815) 315-
Rockford
Level 3 Communications
10/31/2000
(815) 316-
Rockford
Tds Metrocom Inc.-il
10/31/2000
(815) 317-
Crescent City
Broadwing Communications
10/31/2000
(815) 318-
Morris
Broadwing Communications
10/31/2000
(815) 319-
Rockford
United States Cellular Corp. - Illinois
06/13/2000
(815) 320-
Kankakee
Peerless Network Of Illinois
04/28/2009
(815) 321-
Woodstock
Xo Illinois
01/11/1997
(815) 322-
Mchenry
Level 3 Communications
01/11/1997
(815) 323-
Belvidere
Level 3 Communications
02/10/2005
(815) 324-
Ottawa
Mediacom Telephony Of Illinois
01/08/2010
(815) 325-
Joliet
New Cingular Wireless PCS
07/06/1997
(815) 326-
Oglesby
New Cingular Wireless PCS
07/06/1997
(815) 327-
Plainfield
Broadwing Communications
10/11/1997
(815) 328-
Lockport
Broadwing Communications
10/11/1997
(815) 329-
Rockford
Sbc Internet Services
03/11/2013
(815) 330-
Crescent City
First Communications LLC
03/03/2001
(815) 331-
Mchenry
Broadwing Communications
10/11/1997
(815) 332-
Cherry Valley
Frontier North
02/04/1994
(815) 333-
Woodstock
Broadwing Communications
10/11/1997
(815) 334-
Woodstock
Ameritech Illinois
02/04/1994
(815) 335-
Winnebago
Frontier North
02/04/1994
(815) 336-
Milledgeville
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 337-
Woodstock
Ameritech Illinois
02/04/1994
(815) 338-
Woodstock
Ameritech Illinois
02/04/1994
(815) 339-
Granville
Frontier North
02/04/1994
(815) 340-
La Moille
Comcast Phone Of Illinois DBA Comco
08/25/2006
(815) 341-
Joliet
New Cingular Wireless PCS
10/11/1997
(815) 342-
Joliet
New Cingular Wireless PCS
10/11/1997
(815) 343-
Oglesby
New Cingular Wireless PCS
01/25/1998
(815) 344-
Mchenry
Ameritech Illinois
02/04/1994
(815) 345-
Woodstock
Level 3 Communications
05/18/1998
(815) 346-
Gardner
Broadwing Communications
01/25/1998
(815) 347-
Woodstock
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 348-
Kankakee
Us Xchange Of Illinois LLC DBA Choice One Comm Il
10/16/2009
(815) 349-
Mchenry
Xo Illinois
06/30/2001
(815) 350-
Franklin Grove
Essex Telcom
06/13/2000
(815) 351-
Kankakee
Cellco Partnership DBA Verizon Wireless
01/10/1996
(815) 352-
Kankakee
Broadwing Communications
01/25/1998
(815) 353-
Woodstock
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 354-
Woodstock
Cellco Partnership DBA Verizon Wireless
02/11/1995
(815) 355-
Woodstock
Cellco Partnership DBA Verizon Wireless
10/11/1997
(815) 356-
Crystal Lake
Ameritech Illinois
02/04/1994
(815) 357-
Seneca
Ameritech Illinois
02/04/1994
(815) 358-
Cornell
C-r Telephone Co.
02/04/1994
(815) 359-
Harmon
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 360-
Sublette
Essex Telcom
06/13/2000
(815) 361-
Manhattan
Broadwing Communications
01/25/1998
(815) 362-
German Valley
Frontier North
02/04/1994
(815) 363-
Mchenry
Ameritech Illinois
02/04/1994
(815) 364-
Morris
Broadwing Communications
01/25/1998
(815) 365-
Reddick
Frontier North
02/04/1994
(815) 366-
Ottawa
Broadwing Communications
01/25/1998
(815) 367-
Winslow
Frontier North
02/04/1994
(815) 368-
Lostant
Frontier North
02/04/1994
(815) 369-
Lena
Frontier North
02/04/1994
(815) 370-
Kankakee
Cellco Partnership DBA Verizon Wireless
01/10/1996
(815) 371-
Utica
Broadwing Communications
01/25/1998
(815) 372-
Romeoville
Ameritech Illinois
02/04/1994
(815) 373-
Elwood
Us Xchange Of Illinois LLC DBA Choice One Comm Il
11/04/2009
(815) 374-
Dwight
Us Xchange Of Illinois LLC DBA Choice One Comm Il
11/04/2009
(815) 375-
Dekalb
United States Cellular Corp. - Illinois
09/11/1994
(815) 376-
Ohio
Frontier North
02/04/1994
(815) 377-
Crescent City
Broadwing Communications
01/25/1998
(815) 378-
Rockford
Sprint Spectrum
02/11/1995
(815) 379-
Walnut
Frontier North
02/04/1994
(815) 380-
Sterling
Essex Telcom
03/03/2001
(815) 381-
Rockford
Ameritech Illinois
04/01/1997
(815) 382-
Woodstock
New Cingular Wireless PCS
02/04/1994
(815) 383-
Crescent City
New Cingular Wireless PCS
02/04/1994
(815) 384-
Malta
Frontier North
02/04/1994
(815) 385-
Mchenry
Ameritech Illinois
02/04/1994
(815) 386-
Kankakee
Cellco Partnership DBA Verizon Wireless
10/13/1999
(815) 387-
Rockford
Ameritech Illinois
05/18/1998
(815) 388-
Mchenry
Sprint Spectrum
05/18/1998
(815) 389-
Beloit
Ameritech Illinois
01/10/1996
(815) 390-
Braidwood
Comcast Phone Of Illinois DBA Comco
10/14/2004
(815) 391-
Rockford
Ameritech Illinois
07/04/1995
(815) 392-
Kinsman
Kinsman Mutual Telephone Company
02/04/1994
(815) 393-
Monroe Center
Frontier North
02/04/1994
(815) 394-
Rockford
Ameritech Illinois
02/04/1994
(815) 395-
Rockford
Ameritech Illinois
02/04/1994
(815) 396-
Steward
Frontier North
02/04/1994
(815) 397-
Rockford
Ameritech Illinois
02/04/1994
(815) 398-
Rockford
Ameritech Illinois
02/04/1994
(815) 399-
Rockford
Ameritech Illinois
02/04/1994
(815) 400-
Morrison
Mediacom Telephony Of Illinois
02/15/2010
(815) 401-
Kankakee
Level 3 Communications
03/03/2001
(815) 402-
Galena
Level 3 Communications
08/17/2004
(815) 403-
Mchenry
Sprint Spectrum
10/31/2000
(815) 404-
Crystal Lake
Sprint Spectrum
10/31/2000
(815) 405-
Joliet
Sprint Spectrum
03/03/2001
(815) 406-
Byron
Frontier North
03/03/2001
(815) 407-
Romeoville
Ameritech Illinois
07/04/1995
(815) 408-
Utica
First Communications LLC
03/03/2001
(815) 409-
Joliet
Cellco Partnership DBA Verizon Wireless
08/18/2005
(815) 410-
La Salle
Level 3 Communications
02/04/2002
(815) 412-
Frankfort
Broadwing Communications
06/13/2000
(815) 413-
Morris
First Communications LLC
03/03/2001
(815) 414-
Earlville
New Cingular Wireless PCS
10/14/2004
(815) 415-
Seneca
Ameritech Illinois
03/03/2001
(815) 416-
Morris
Ameritech Illinois
03/03/2001
(815) 417-
Braidwood
Ameritech Illinois
03/03/2001
(815) 418-
Manhattan
First Communications LLC
03/03/2001
(815) 419-
Pontiac
AT&T Local
03/19/2003
(815) 420-
Malta
Essex Telcom
06/13/2000
(815) 421-
Herscher
Ameritech Illinois
10/15/1996
(815) 422-
St Anne
Ameritech Illinois
10/15/1996
(815) 423-
Elwood
Ameritech Illinois
02/04/1994
(815) 424-
Elwood
Ameritech Illinois
02/04/1994
(815) 425-
Crystal Lake
Broadwing Communications
07/22/1999
(815) 426-
Herscher
Ameritech Illinois
02/04/1994
(815) 427-
St Anne
Ameritech Illinois
02/04/1994
(815) 428-
Martinton
Frontier North
02/04/1994
(815) 429-
Sheldon
Frontier North
02/04/1994
(815) 430-
Mchenry
First Communications LLC
03/03/2001
(815) 431-
Ottawa
Ameritech Illinois
01/11/1997
(815) 432-
Watseka
Ameritech Illinois
02/04/1994
(815) 433-
Ottawa
Ameritech Illinois
02/04/1994
(815) 434-
Ottawa
Ameritech Illinois
02/04/1994
(815) 435-
Beaverville
Frontier North
02/04/1994
(815) 436-
Plainfield
Ameritech Illinois
02/04/1994
(815) 437-
Putnam
Frontier North
02/04/1994
(815) 438-
Tampico
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 439-
Plainfield
Ameritech Illinois
02/04/1994
(815) 440-
Dixon
Cellco Partnership DBA Verizon Wireless
08/14/1998
(815) 441-
Sterling
Cellco Partnership DBA Verizon Wireless
08/14/1998
(815) 442-
Tonica
Tonica Telephone Co.
02/04/1994
(815) 443-
Pearl City
Frontier North
02/04/1994
(815) 444-
Crystal Lake
Ameritech Illinois
05/10/1999
(815) 445-
Sheffield
Frontier North
02/04/1994
(815) 446-
Oglesby
Frontier North
02/04/1994
(815) 447-
Spring Valley
Frontier Communications Of Depue
02/04/1994
(815) 448-
Mazon
Ameritech Illinois
02/04/1994
(815) 449-
Dakota
Frontier North
02/04/1994
(815) 450-
Momence
New Cingular Wireless PCS
07/27/2004
(815) 451-
Woodstock
New Cingular Wireless PCS
11/20/1998
(815) 452-
Toluca
Frontier North
02/04/1994
(815) 453-
Ashton
Frontier North
02/04/1994
(815) 454-
Sheffield
Frontier North
02/04/1994
(815) 455-
Crystal Lake
Ameritech Illinois
02/04/1994
(815) 456-
Franklin Grove
Frontier North
02/04/1994
(815) 457-
Cissna Park
Frontier Communications Of The Carolinas, Inc
02/04/1994
(815) 458-
Braidwood
Ameritech Illinois
02/04/1994
(815) 459-
Crystal Lake
Ameritech Illinois
02/04/1994
(815) 460-
Joliet
First Communications LLC
03/03/2001
(815) 461-
Lockport
Broadwing Communications
07/22/1999
(815) 462-
New Lenox
Ameritech Illinois
02/04/1994
(815) 463-
New Lenox
Ameritech Illinois
10/15/1996
(815) 464-
Frankfort
Ameritech Illinois
02/04/1994
(815) 465-
Grant Park
Ameritech Illinois
02/04/1994
(815) 466-
Grant Park
Ameritech Illinois
10/15/1996
(815) 467-
Minooka
Ameritech Illinois
02/04/1994
(815) 468-
Manteno
Ameritech Illinois
02/04/1994
(815) 469-
Frankfort
Ameritech Illinois
02/04/1994
(815) 470-
Rockford
Ameritech Illinois
10/31/2001
(815) 471-
Watseka
Illinois Valley Cellular Rsa 2-i Partnership
07/04/1995
(815) 472-
Momence
Ameritech Illinois
02/04/1994
(815) 473-
Watseka
Frontier Communications Of The Carolinas, Inc
02/04/1994
(815) 474-
Joliet
New Cingular Wireless PCS
02/04/1994
(815) 475-
Yorkville
Ameritech Illinois
02/04/1994
(815) 476-
Wilmington
Ameritech Illinois
02/04/1994
(815) 477-
Crystal Lake
Ameritech Illinois
02/04/1994
(815) 478-
Manhattan
Ameritech Illinois
02/04/1994
(815) 479-
Crystal Lake
Ameritech Illinois
01/11/1997
(815) 480-
Rockford
Usa Mobility Wireless
03/22/2001
(815) 481-
La Grange Park
Illinois Valley Cellular Rsa 2-i Partnership
05/10/1999
(815) 482-
Woodstock
Sprint Spectrum
07/01/1996
(815) 483-
Joliet
Sprint Spectrum
11/20/1998
(815) 484-
Rockford
Ameritech Illinois
11/20/1998
(815) 485-
New Lenox
Ameritech Illinois
02/04/1994
(815) 486-
Donovan
Frontier North
02/04/1994
(815) 487-
Plainfield
First Communications LLC
03/03/2001
(815) 488-
La Grange Park
Illinois Valley Cellular Rsa 2-i Partnership
02/04/1994
(815) 489-
Rockford
Ameritech Illinois
02/04/1994
(815) 490-
Rockford
Ameritech Illinois
02/11/1995
(815) 491-
Rockford
365 Wireless
03/13/2013
(815) 492-
Apple River
Frontier North
02/04/1994
(815) 493-
Lanark
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 494-
Rockford
United States Cellular Corp. - Illinois
02/04/1994
(815) 495-
Leland
Frontier North
02/04/1994
(815) 496-
Sheridan
Frontier North
02/04/1994
(815) 497-
Compton
Frontier North
02/04/1994
(815) 498-
Somonauk
Frontier North
02/04/1994
(815) 499-
Sterling
United States Cellular Corp. - Illinois
01/14/2000
(815) 500-
Marseilles
Sprint Communications Company,
04/14/2006
(815) 501-
Dekalb
Sprint Spectrum
06/30/2001
(815) 502-
Woodstock
First Communications LLC
03/03/2001
(815) 503-
Mendota
Sprint Spectrum
03/03/2001
(815) 504-
Gardner
First Communications LLC
03/03/2001
(815) 505-
Rockford
T-mobile Usa
06/30/2001
(815) 506-
Union
Level 3 Communications
02/27/2002
(815) 507-
Momence
Level 3 Communications
12/28/2001
(815) 508-
Dekalb
New Cingular Wireless PCS
06/16/2004
(815) 509-
Rockford
Sprint Spectrum
03/03/2001
(815) 510-
Streator
Mediacom Telephony Of Illinois
01/08/2010
(815) 512-
Lockport
First Communications LLC
03/03/2001
(815) 513-
Morris
Level 3 Communications
02/27/2002
(815) 514-
Joliet
Sprint Spectrum
01/24/2001
(815) 515-
Watseka
Level 3 Communications
02/04/2002
(815) 516-
Rockford
Sprint Spectrum
01/24/2001
(815) 517-
Dekalb
Mci Worldcom Communications
06/28/2004
(815) 518-
Coal City
First Communications LLC
10/23/2001
(815) 519-
Rockford
Sprint Spectrum
07/22/1999
(815) 520-
Rockford
Cellco Partnership DBA Verizon Wireless
01/25/1998
(815) 521-
Minooka
Ameritech Illinois
05/10/1999
(815) 522-
Kirkland
Frontier North
02/04/1994
(815) 523-
Kankakee
Teleport Communications America
02/27/1999
(815) 524-
Lockport
Teleport Communications America
02/27/1999
(815) 525-
Beloit
Tds Metrocom Inc.-il
02/27/1999
(815) 526-
Crystal Lake
Teleport Communications America
02/27/1999
(815) 527-
Woodstock
Teleport Communications America
02/27/1999
(815) 528-
Mchenry
Teleport Communications America
02/27/1999
(815) 529-
Woodstock
Cellco Partnership DBA Verizon Wireless
10/13/1999
(815) 530-
Joliet
Sprint Spectrum
02/27/1999
(815) 531-
Joliet
Teleport Communications America
02/27/1999
(815) 532-
Morris
Usa Mobility Wireless
02/04/1994
(815) 533-
La Grange Park
Indiana Paging Ntwk
11/20/1998
(815) 534-
Frankfort
Level 3 Communications
02/27/1999
(815) 535-
Sterling
Ameritech Illinois
09/11/1994
(815) 536-
La Grange Park
Usa Mobility Wireless
01/25/1998
(815) 537-
Prophetstown
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 538-
Mendota
Frontier North
02/04/1994
(815) 539-
Mendota
Frontier North
02/04/1994
(815) 540-
Rockford
Sprint Spectrum
02/27/1999
(815) 541-
Freeport
United States Cellular Corp. - Illinois
01/14/2000
(815) 542-
Tampico
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 543-
Rockford
United States Cellular Corp. - Illinois
02/27/1999
(815) 544-
Belvidere
Frontier North
02/04/1994
(815) 545-
Joliet
New Cingular Wireless PCS
09/11/1994
(815) 546-
Joliet
New Cingular Wireless PCS
08/14/1998
(815) 547-
Belvidere
Frontier North
02/04/1994
(815) 548-
Sterling
Ameritech Illinois
11/20/1998
(815) 549-
Kankakee
Sprint Spectrum
06/13/2000
(815) 550-
Grant Park
Broadwing Communications
05/10/1999
(815) 551-
Savanna
Essex Telcom
03/03/2001
(815) 552-
Lockport
Ameritech Illinois
04/10/2001
(815) 553-
Joliet
Ovation Communications Of Illinois
04/10/2001
(815) 554-
East Dubuque
Mediacom Telephony Of Illinois
03/27/2005
(815) 556-
Plainfield
Broadwing Communications
04/10/2001
(815) 557-
Joliet
Sprint Spectrum
07/22/1999
(815) 558-
Rockford
United States Cellular Corp. - Illinois
05/10/1999
(815) 559-
Fulton
Essex Telcom
06/13/2000
(815) 560-
Harvard
Sprint Spectrum
05/03/2002
(815) 561-
Rochelle
Frontier North
04/01/1997
(815) 562-
Rochelle
Frontier North
02/04/1994
(815) 563-
Dakota
Frontier North
02/04/1994
(815) 564-
Sterling
Ameritech Illinois
07/22/1999
(815) 565-
Morrison
Mediacom Telephony Of Illinois
03/27/2005
(815) 566-
Belvidere
Level 3 Communications
06/21/2002
(815) 567-
Emington
Frontier North
02/04/1994
(815) 568-
Marengo
Ameritech Illinois
02/04/1994
(815) 569-
Capron
Frontier North
02/04/1994
(815) 570-
Sandwich
Level 3 Communications
08/21/2002
(815) 571-
Shannon
Mediacom Telephony Of Illinois
04/21/2006
(815) 572-
Marengo
Broadwing Communications
06/13/2000
(815) 573-
Kankakee
Level 3 Communications
02/27/2002
(815) 574-
Harmon
Essex Telcom
06/13/2000
(815) 575-
Woodstock
New Cingular Wireless PCS
06/30/2001
(815) 576-
Polo
Essex Telcom
06/13/2000
(815) 577-
Plainfield
Ameritech Illinois
01/14/2000
(815) 578-
Mchenry
Ameritech Illinois
01/14/2000
(815) 579-
La Salle
Sprint Spectrum
01/14/2000
(815) 580-
Rockford
AT&T Local
03/18/2003
(815) 581-
Spring Grove
Comcast Phone Of Illinois DBA Comco
10/06/2005
(815) 582-
Joliet
T-mobile Usa
10/06/2005
(815) 583-
Morrison
Essex Telcom
06/13/2000
(815) 584-
Dwight
Ameritech Illinois
02/04/1994
(815) 585-
Morris
Level 3 Communications
05/03/2002
(815) 586-
Ransom
C-r Telephone Co.
02/04/1994
(815) 587-
Ottawa
Level 3 Communications
04/02/2002
(815) 588-
Lockport
Ameritech Illinois
10/15/1996
(815) 589-
Fulton
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 590-
Sterling
Sprint Spectrum
07/14/2003
(815) 591-
Hanover
Frontier North
02/04/1994
(815) 592-
Kankakee
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 593-
Dekalb
AT&T Local
08/20/2000
(815) 594-
Apple River
Frontier North
02/04/1994
(815) 595-
Oregon
AT&T Local
10/02/2003
(815) 596-
Marengo
Sbc Internet Services
02/10/2006
(815) 597-
Garden Prairie
Frontier North
02/04/1994
(815) 598-
Elizabeth
Frontier North
02/04/1994
(815) 599-
Freeport
Frontier North
07/22/1999
(815) 600-
Joliet
New Cingular Wireless PCS
07/14/2003
(815) 601-
Rockford
Bitwise Communications
10/30/2003
(815) 602-
Kankakee
First Communications LLC
03/03/2001
(815) 603-
Kankakee
T-mobile Usa
09/28/2001
(815) 604-
Dixon
Essex Telcom
06/13/2000
(815) 605-
Grant Park
Level 3 Communications
04/02/2002
(815) 606-
Ottawa
First Communications LLC
03/03/2001
(815) 607-
Flanagan
Bitwise Communications
11/16/2004
(815) 608-
Rockford
T-mobile Usa
09/30/2002
(815) 609-
Plainfield
Ameritech Illinois
10/24/2001
(815) 610-
Cornell
Bitwise Communications
11/16/2004
(815) 612-
Graymont
Bitwise Communications
11/16/2004
(815) 613-
Mt Carroll
Essex Telcom
03/03/2001
(815) 614-
Kankakee
Broadwing Communications
12/06/2001
(815) 615-
Mendota
Level 3 Communications
10/31/2001
(815) 616-
Freeport
T-mobile Usa
01/07/2004
(815) 617-
Ottawa
AT&T Local
06/30/2001
(815) 618-
Freeport
New Cingular Wireless PCS
12/21/2006
(815) 619-
Rockton
Aero North Communications
05/27/2003
(815) 620-
Prophetstown
Essex Telcom
06/13/2000
(815) 621-
Rockford
Sprint Spectrum
10/13/1999
(815) 622-
Sterling
Ameritech Illinois
02/04/1994
(815) 623-
Roscoe
Frontier North
02/04/1994
(815) 624-
Rockton
Frontier North
02/04/1994
(815) 625-
Sterling
Ameritech Illinois
02/04/1994
(815) 626-
Sterling
Ameritech Illinois
02/04/1994
(815) 627-
Paw Paw
Frontier North
02/04/1994
(815) 628-
West Brooklyn
Frontier North
02/04/1994
(815) 629-
Durand
Frontier North
02/04/1994
(815) 630-
Joliet
T-mobile Usa
07/24/2006
(815) 631-
Sterling
Ameritech Illinois
04/15/1996
(815) 632-
Sterling
Ameritech Illinois
10/11/1997
(815) 633-
Loves Park
Ameritech Illinois
02/04/1994
(815) 634-
Coal City
Ameritech Illinois
02/04/1994
(815) 635-
Chatsworth
Frontier North
02/04/1994
(815) 636-
Loves Park
Ameritech Illinois
02/04/1994
(815) 637-
Loves Park
Ameritech Illinois
02/04/1994
(815) 638-
La Moille
Frontier North
02/04/1994
(815) 639-
Loves Park
Ameritech Illinois
01/10/1996
(815) 640-
Ottawa
Teleport Communications America
12/28/2001
(815) 641-
Rockford
Cellco Partnership DBA Verizon Wireless
01/21/2008
(815) 642-
Minooka
Broadwing Communications
10/13/1999
(815) 643-
Malden
Frontier North
02/04/1994
(815) 644-
Crescent City
Rcn Telecom Services Of Illinois
07/22/1999
(815) 645-
Stillman Valley
Frontier North
02/04/1994
(815) 646-
Tiskilwa
Frontier North
02/04/1994
(815) 647-
Cullom
Mediacom Telephony Of Illinois
03/27/2005
(815) 648-
Hebron
Frontier North
02/04/1994
(815) 649-
Gardner
Rcn Telecom Services Of Illinois
07/22/1999
(815) 650-
Freeport
AT&T Local
08/20/2000
(815) 651-
Joliet
Rcn Telecom Services Of Illinois
07/22/1999
(815) 652-
Dixon
Gallatin River Communications DBA Centurylink
02/04/1994
(815) 653-
Wonder Lake
Frontier North
02/04/1994
(815) 654-
Loves Park
Ameritech Illinois
02/04/1994
(815) 655-
Milledgeville
Essex Telcom
06/13/2000
(815) 656-
Freeport
Level 3 Communications
06/26/2002
(815) 657-
Forrest
Ameritech Illinois
02/04/1994
(815) 658-
Lanark
Essex Telcom
06/13/2000
(815) 659-
Hennepin
Frontier North
02/04/1994
(815) 660-
Lockport
Rcn Telecom Services Of Illinois
07/22/1999
(815) 661-
Morris
Rcn Telecom Services Of Illinois
07/22/1999
(815) 662-
Momence
Level 3 Communications
11/20/1998
(815) 663-
Spring Valley
Frontier North
02/04/1994
(815) 664-
Spring Valley
Frontier North
02/04/1994
(815) 665-
Ottawa
Rcn Telecom Services Of Illinois
07/22/1999
(815) 666-
Joliet
Cellco Partnership DBA Verizon Wireless
08/30/2006
(815) 667-
Utica
Ameritech Illinois
02/04/1994
(815) 668-
Rockford
Neutral Tandem-illinois
04/02/2009
(815) 669-
Mchenry
Level 3 Communications
11/20/1998
(815) 670-
Rockford
Sprint Spectrum
06/30/2001
(815) 671-
Joliet
Level 3 Communications
11/20/1998
(815) 672-
Streator
Frontier North
02/04/1994
(815) 673-
Streator
Frontier North
02/04/1994
(815) 674-
Streator
New Cingular Wireless PCS
02/04/1994
(815) 675-
Spring Grove
Frontier North
02/04/1994
(815) 676-
Plainfield
Level 3 Communications
11/20/1998
(815) 677-
Elizabeth
Cellco Partnership DBA Verizon Wireless
03/17/2005
(815) 678-
Richmond
Frontier North
02/04/1994
(815) 679-
Mchenry
Rcn Telecom Services Of Illinois
07/22/1999
(815) 680-
Manhattan
Rcn Telecom Services Of Illinois
07/22/1999
(815) 681-
Rockford
Cellco Partnership DBA Verizon Wireless
07/30/2010
(815) 682-
Milford
Frontier Communications Of The Carolinas, Inc
02/04/1994
(815) 683-
Crescent City
Ameritech Illinois
02/04/1994
(815) 684-
Chadwick
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 685-
Joliet
New Cingular Wireless PCS
09/11/1994
(815) 686-
Piper City
Frontier North
02/04/1994
(815) 687-
Woodstock
Rcn Telecom Services Of Illinois
07/22/1999
(815) 688-
Strawn
Frontier North
02/04/1994
(815) 689-
Cullom
Frontier Communications Of Illinois
02/04/1994
(815) 690-
Joliet
Sprint Spectrum
07/22/1999
(815) 691-
Utica
Rcn Telecom Services Of Illinois
07/22/1999
(815) 692-
Fairbury
Frontier North
02/04/1994
(815) 693-
Joliet
Sprint Spectrum
02/11/1995
(815) 694-
Clifton
Frontier North
02/04/1994
(815) 695-
Newark
Ameritech Illinois
02/04/1994
(815) 696-
Roscoe
Aero North Communications
05/27/2003
(815) 697-
Chebanse
Frontier North
02/04/1994
(815) 698-
Ashkum
Frontier North
02/04/1994
(815) 699-
Wyanet
Frontier North
02/04/1994
(815) 701-
Woodstock
Level 3 Communications
04/02/2002
(815) 702-
Saunemin
Sprint Communications Company,
11/23/2004
(815) 703-
Rockford
Sprint Spectrum
06/04/2002
(815) 704-
Beloit
Mcleodusa Telecommunications Services- Il
02/23/2001
(815) 705-
Morris
Teleport Communications America
12/28/2001
(815) 706-
Lyndon
Essex Telcom
06/13/2000
(815) 707-
Gilman
Level 3 Communications
12/06/2001
(815) 708-
Rockford
Comcast Phone Of Illinois DBA Comco
06/23/2006
(815) 709-
Coal City
Level 3 Communications
12/28/2001
(815) 710-
Morris
AT&T Local
01/24/2001
(815) 712-
Harvard
Sprint Spectrum
07/05/2002
(815) 713-
Rockford
New Cingular Wireless PCS
09/28/2001
(815) 714-
Joliet
Sprint Communications Company,
06/30/2001
(815) 715-
Joliet
New Cingular Wireless PCS
05/22/2001
(815) 716-
Sterling
Sprint Spectrum
10/31/2001
(815) 717-
New Lenox
Broadwing Communications
06/30/2001
(815) 718-
Sterling
United States Cellular Corp. - Illinois
10/22/2002
(815) 719-
Princeton
Sprint Spectrum
07/05/2002
(815) 720-
Rockford
Ameritech Illinois
07/04/1995
(815) 721-
Rockford
AT&T Local
08/20/2000
(815) 722-
Joliet
Ameritech Illinois
02/04/1994
(815) 723-
Joliet
Ameritech Illinois
02/04/1994
(815) 724-
Joliet
Ameritech Illinois
10/15/1996
(815) 725-
Joliet
Ameritech Illinois
02/04/1994
(815) 726-
Joliet
Ameritech Illinois
02/04/1994
(815) 727-
Joliet
Ameritech Illinois
02/04/1994
(815) 728-
Wonder Lake
Frontier North
02/04/1994
(815) 729-
Joliet
Ameritech Illinois
02/04/1994
(815) 730-
Joliet
Ameritech Illinois
10/15/1996
(815) 731-
Plainfield
Ameritech Illinois
02/16/2006
(815) 732-
Oregon
Frontier North
02/04/1994
(815) 733-
Plainfield
Rcn Telecom Services Of Illinois
07/22/1999
(815) 734-
Mt Morris
Frontier North
02/04/1994
(815) 735-
Joliet
New Cingular Wireless PCS
02/04/1994
(815) 736-
Lisbon
Ameritech Illinois
02/04/1994
(815) 737-
Capron
Sharon Telephone Co. - Illinois
01/10/1996
(815) 738-
Leaf River
Leaf River Telephone Co.
02/04/1994
(815) 739-
Sycamore
Sprint Spectrum
02/11/1995
(815) 740-
Joliet
Ameritech Illinois
02/04/1994
(815) 741-
Joliet
Ameritech Illinois
02/04/1994
(815) 742-
Rockford
United States Cellular Corp. - Illinois
07/04/1995
(815) 743-
Graymont
Frontier Communications Of Prairie
02/04/1994
(815) 744-
Joliet
Ameritech Illinois
02/04/1994
(815) 745-
Warren
Frontier North
02/04/1994
(815) 746-
Marseilles
Marseilles Telephone Co. Of Marseilles
05/13/2008
(815) 747-
East Dubuque
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 748-
Dekalb
Frontier North
02/04/1994
(815) 749-
Rockford
Answer America DBA Answer Usa
01/10/1996
(815) 750-
Marseilles
Mtco Communications
01/23/2003
(815) 751-
Dekalb
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 752-
Dekalb
Frontier North
02/04/1994
(815) 753-
Dekalb
Frontier North
02/04/1994
(815) 754-
Dekalb
Frontier North
02/04/1994
(815) 755-
Dekalb
American Messaging (am)
04/10/2002
(815) 756-
Dekalb
Frontier North
02/04/1994
(815) 757-
Dekalb
United States Cellular Corp. - Illinois
02/04/1994
(815) 758-
Dekalb
Frontier North
02/04/1994
(815) 759-
Mchenry
Ameritech Illinois
02/04/1994
(815) 760-
Hennepin
Cellco Partnership DBA Verizon Wireless
10/25/2005
(815) 761-
Dekalb
Cellco Partnership DBA Verizon Wireless
01/10/1996
(815) 762-
Dekalb
Cellco Partnership DBA Verizon Wireless
01/25/1998
(815) 763-
Rockford
Answer America DBA Answer Usa
05/18/1998
(815) 764-
Dekalb
United States Cellular Corp. - Illinois
08/14/1998
(815) 765-
Poplar Grove
Frontier North
02/04/1994
(815) 766-
Dekalb
United States Cellular Corp. - Illinois
02/27/1999
(815) 767-
La Grange Park
American Messaging (am)
04/16/2001
(815) 768-
Joliet
Ameritech Illinois
08/20/2000
(815) 769-
Seneca
Broadwing Communications
04/27/2001
(815) 770-
Harvard
Charter Fiberlink - Illinois
02/13/2006
(815) 771-
Ashkum
Rcn Telecom Services Of Illinois
07/22/1999
(815) 772-
Morrison
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 773-
Joliet
Ameritech Illinois
02/04/1994
(815) 774-
Joliet
Ameritech Illinois
02/04/1994
(815) 775-
Woodstock
Usa Mobility Wireless
07/04/1995
(815) 776-
Galena
Ameritech Illinois
07/22/1999
(815) 777-
Galena
Ameritech Illinois
02/04/1994
(815) 778-
Lyndon
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 780-
La Salle
Broadwing Communications
08/22/2001
(815) 781-
Chebanse
Rcn Telecom Services Of Illinois
07/22/1999
(815) 782-
Plainfield
Broadwing Communications
03/03/2001
(815) 783-
Gilman
Rcn Telecom Services Of Illinois
07/22/1999
(815) 784-
Genoa
Frontier North
02/04/1994
(815) 785-
Watseka
Rcn Telecom Services Of Illinois
07/22/1999
(815) 786-
Sandwich
Frontier North
02/04/1994
(815) 787-
Dekalb
Frontier North
05/18/1998
(815) 788-
Crystal Lake
Ameritech Illinois
03/22/2001
(815) 789-
Orangeville
Frontier North
02/04/1994
(815) 790-
Woodstock
Sprint Spectrum
06/30/2001
(815) 791-
Joliet
Sprint Spectrum
07/24/2001
(815) 792-
Harding
Ameritech Illinois
02/04/1994
(815) 793-
Dekalb
T-mobile Usa
06/25/2001
(815) 794-
Marseilles
Marseilles Telephone Co. Of Marseilles
10/15/1996
(815) 795-
Marseilles
Marseilles Telephone Co. Of Marseilles
02/04/1994
(815) 796-
Flanagan
Frontier Communications Of Prairie
02/04/1994
(815) 797-
Somonauk
Level 3 Communications
12/06/2001
(815) 798-
Milledgeville
Essex Telcom
06/13/2000
(815) 799-
Sterling
Level 3 Communications
02/13/2002
(815) 800-
Poplar Grove
Mediacom Telephony Of Illinois
03/24/2010
(815) 801-
Freeport
Aero North Communications
03/03/2001
(815) 802-
Kankakee
Ameritech Illinois
09/28/2001
(815) 803-
Byron
Aero North Communications
03/22/2001
(815) 804-
Pecatonica
Aero North Communications
03/03/2001
(815) 805-
Durand
Aero North Communications
03/03/2001
(815) 806-
Frankfort
Ameritech Illinois
03/03/2001
(815) 807-
German Valley
Aero North Communications
03/03/2001
(815) 808-
Winslow
Aero North Communications
03/03/2001
(815) 809-
Lena
Aero North Communications
03/03/2001
(815) 810-
Pearl City
Aero North Communications
03/03/2001
(815) 812-
Dakota
Aero North Communications
03/03/2001
(815) 813-
Apple River
Aero North Communications
03/03/2001
(815) 814-
Woodstock
T-mobile Usa
04/27/2001
(815) 816-
Dakota
Aero North Communications
03/03/2001
(815) 817-
Hanover
Aero North Communications
03/03/2001
(815) 818-
Warren
Aero North Communications
03/03/2001
(815) 819-
Orangeville
Aero North Communications
03/03/2001
(815) 820-
Elizabeth
Aero North Communications
03/03/2001
(815) 821-
Freeport
United States Cellular Corp. - Illinois
05/22/2001
(815) 822-
Streator
New Cingular Wireless PCS
04/27/2001
(815) 823-
Joliet
Xo Illinois
02/27/1999
(815) 824-
Shabbona
Frontier North
02/04/1994
(815) 825-
Malta
Frontier North
02/04/1994
(815) 826-
Somonauk
Cellco Partnership DBA Verizon Wireless
05/12/2004
(815) 827-
Maple Park
Frontier North
02/04/1994
(815) 828-
Minooka
Xo Illinois
08/22/2001
(815) 829-
Chadwick
Essex Telcom
06/13/2000
(815) 830-
Oglesby
New Cingular Wireless PCS
09/11/1994
(815) 831-
Davis
Aero North Communications
03/03/2001
(815) 832-
Saunemin
Frontier Communications Of Illinois
02/04/1994
(815) 833-
Mc Connell
Aero North Communications
03/03/2001
(815) 834-
Lockport
Ameritech Illinois
02/04/1994
(815) 835-
Dixon
Essex Telcom
06/13/2000
(815) 836-
Lockport
Ameritech Illinois
02/04/1994
(815) 837-
Forreston
Aero North Communications
03/03/2001
(815) 838-
Lockport
Ameritech Illinois
02/04/1994
(815) 839-
Kankakee
Xo Illinois
06/30/2001
(815) 840-
Stockton
Aero North Communications
03/03/2001
(815) 841-
Mt Morris
Essex Telcom
06/13/2000
(815) 842-
Pontiac
Frontier North
02/04/1994
(815) 843-
Ashton
Essex Telcom
06/13/2000
(815) 844-
Pontiac
Frontier North
02/04/1994
(815) 845-
Scales Mound
Frontier North
02/04/1994
(815) 846-
Joliet
Broadwing Communications
10/11/1997
(815) 847-
Rockford
Sbc Internet Services
04/18/2005
(815) 848-
Pontiac
Illinois Valley Cellular Rsa 2-i Partnership
02/04/1994
(815) 849-
Sublette
Frontier North
02/04/1994
(815) 850-
Pecatonica
Aero North Communications
03/03/2001
(815) 851-
Kankakee
Usa Mobility Wireless
09/11/1994
(815) 852-
Scales Mound
Aero North Communications
03/03/2001
(815) 853-
Wenona
Frontier North
02/04/1994
(815) 854-
Long Point
Frontier North
02/04/1994
(815) 855-
Milledgeville
Mediacom Telephony Of Illinois
04/21/2006
(815) 856-
Tonica
Leonore Mutual Telephone Co.
02/04/1994
(815) 857-
Amboy
Frontier North
02/04/1994
(815) 858-
Elizabeth
Frontier North
02/04/1994
(815) 859-
Rock Falls
Essex Telcom
06/13/2000
(815) 860-
Elwood
Teleport Communications America
03/05/2010
(815) 861-
Woodstock
New Cingular Wireless PCS
07/04/1995
(815) 862-
Harvard
Charter Fiberlink - Illinois
11/18/2008
(815) 863-
Rutland
Frontier North
02/04/1994
(815) 864-
Shannon
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 865-
Davis
Frontier North
02/04/1994
(815) 866-
Princeton
Illinois Valley Cellular Rsa 2-i Partnership
02/04/1994
(815) 867-
Pontiac
Sprint Spectrum
04/27/2001
(815) 868-
Mc Connell
Frontier North
02/04/1994
(815) 869-
Magnolia
Frontier North
02/04/1994
(815) 870-
Rockford
Usa Mobility Wireless
07/04/1995
(815) 871-
Rockford
United States Cellular Corp. - Illinois
01/10/1996
(815) 872-
Princeton
Frontier North
02/04/1994
(815) 873-
New Milford
Frontier North
04/01/1997
(815) 874-
New Milford
Frontier North
02/04/1994
(815) 875-
Princeton
Frontier North
02/04/1994
(815) 876-
Princeton
Frontier North
10/11/1997
(815) 877-
Loves Park
Ameritech Illinois
02/04/1994
(815) 878-
Princeton
New Cingular Wireless PCS
02/04/1994
(815) 879-
Princeton
Frontier North
02/04/1994
(815) 880-
Woodstock
Xo Illinois
01/24/2001
(815) 881-
Oregon
Essex Telcom
06/13/2000
(815) 882-
Mc Nabb
Mcnabb Telephone Co.
02/04/1994
(815) 883-
Oglesby
Ameritech Illinois
02/04/1994
(815) 884-
Harvard
Mediacom Telephony Of Illinois
03/23/2010
(815) 885-
Caledonia
Frontier North
02/04/1994
(815) 886-
Romeoville
Ameritech Illinois
02/04/1994
(815) 887-
Harvard
Teleport Communications America
05/03/2002
(815) 888-
Rochelle
Level 3 Communications
11/27/2006
(815) 889-
Milford
Frontier Communications Of The Carolinas, Inc
02/04/1994
(815) 890-
New Milford
Aero North Communications
05/27/2003
(815) 891-
Winnebago
Aero North Communications
06/25/2001
(815) 892-
Shannon
Essex Telcom
06/13/2000
(815) 893-
Crystal Lake
Comcast Phone Of Illinois DBA Comco
12/30/2004
(815) 894-
Ladd
Frontier North
02/04/1994
(815) 895-
Sycamore
Frontier North
02/04/1994
(815) 896-
Durand
Aero North Communications
07/24/2001
(815) 897-
Lyndon
Mediacom Telephony Of Illinois
06/01/2006
(815) 898-
Elizabeth
Aero North Communications
02/23/2001
(815) 899-
Sycamore
Frontier North
02/04/1994
(815) 900-
Amboy
Cricket Communications
08/04/2010
(815) 901-
Dekalb
Comcast Phone Of Illinois DBA Comco
02/14/2005
(815) 902-
Lyndon
Mediacom Telephony Of Illinois
03/27/2005
(815) 903-
Mchenry
American Messaging (am)
02/27/2002
(815) 904-
Rockford
New Cingular Wireless PCS
08/31/2006
(815) 905-
Lockport
Level 3 Communications
02/27/2002
(815) 906-
Mt Carroll
Mediacom Telephony Of Illinois
04/21/2006
(815) 907-
Manteno
Broadwing Communications
12/06/2001
(815) 908-
Freeport
Sprint Communications Company,
09/30/2002
(815) 909-
Dekalb
T-mobile Usa
10/31/2001
(815) 910-
Mendota
Illinois Valley Cellular Rsa 2-i Partnership
06/25/2001
(815) 912-
Belvidere
Aero North Communications
09/28/2001
(815) 913-
Joliet
Sprint Communications Company,
04/21/2006
(815) 914-
Rockford
Sprint Spectrum
06/30/2001
(815) 915-
Coal City
Level 3 Communications
12/28/2001
(815) 916-
Minooka
Broadvox-clec
10/13/2005
(815) 917-
Rochelle
Essex Telcom
06/13/2000
(815) 918-
Clifton
Level 3 Communications
08/22/2001
(815) 919-
Joliet
T-mobile Usa
02/23/2001
(815) 920-
Cornell
Mediacom Telephony Of Illinois
06/01/2006
(815) 921-
Rockford
Ameritech Illinois
04/27/2001
(815) 922-
Kankakee
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 923-
Union
Ameritech Illinois
02/04/1994
(815) 924-
Prophetstown
Essex Telcom
06/13/2000
(815) 925-
Hennepin
Frontier North
02/04/1994
(815) 926-
Wilmington
Broadwing Communications
05/22/2001
(815) 927-
Joliet
Broadwing Communications
10/13/1999
(815) 928-
Kankakee
Ameritech Illinois
02/04/1994
(815) 929-
Kankakee
Ameritech Illinois
07/06/1997
(815) 930-
Elizabeth
Mediacom Telephony Of Illinois
03/27/2005
(815) 931-
Joliet
New Cingular Wireless PCS
07/04/1995
(815) 932-
Kankakee
Ameritech Illinois
02/04/1994
(815) 933-
Kankakee
Ameritech Illinois
02/04/1994
(815) 934-
Emington
Frontier North
02/04/1994
(815) 935-
Kankakee
Ameritech Illinois
02/04/1994
(815) 936-
Kankakee
Ameritech Illinois
02/04/1994
(815) 937-
Kankakee
Ameritech Illinois
02/04/1994
(815) 938-
Forreston
Frontier North
02/04/1994
(815) 939-
Kankakee
Ameritech Illinois
02/04/1994
(815) 940-
Gardner
Level 3 Communications
05/03/2002
(815) 941-
Morris
Ameritech Illinois
02/04/1994
(815) 942-
Morris
Ameritech Illinois
02/04/1994
(815) 943-
Harvard
Ameritech Illinois
02/04/1994
(815) 944-
Saint Anne
Ameritech Illinois
02/04/1994
(815) 945-
Chenoa
Frontier North
02/04/1994
(815) 946-
Polo
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 947-
Stockton
Frontier North
02/04/1994
(815) 948-
Prophetstown
Citizens Telecom Co Illinois-frontier Citizens -il
02/04/1994
(815) 949-
Cabery
Frontier North
02/04/1994
(815) 951-
Amboy
Essex Telcom
06/13/2000
(815) 952-
Lanark
Aero North Communications
07/18/2006
(815) 953-
Kankakee
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 954-
Kankakee
Cellco Partnership DBA Verizon Wireless
02/11/1995
(815) 955-
Joliet
Sprint Spectrum
07/05/2002
(815) 956-
Morrison
Citizens Telecom Co Illinois-frontier Citizens -il
06/01/2006
(815) 957-
Rockton
Level 3 Communications
02/22/2005
(815) 960-
Leaf River
North County Communications Corp. - CA
06/04/2002
(815) 961-
Rockford
Ameritech Illinois
02/04/1994
(815) 962-
Rockford
Ameritech Illinois
02/04/1994
(815) 963-
Rockford
Ameritech Illinois
02/04/1994
(815) 964-
Rockford
Ameritech Illinois
02/04/1994
(815) 965-
Rockford
Ameritech Illinois
02/04/1994
(815) 966-
Rockford
Ameritech Illinois
02/04/1994
(815) 967-
Rockford
Ameritech Illinois
02/04/1994
(815) 968-
Rockford
Ameritech Illinois
02/04/1994
(815) 969-
Rockford
Ameritech Illinois
02/04/1994
(815) 970-
Sycamore
Sprint Spectrum
07/05/2002
(815) 971-
Rockford
Ameritech Illinois
04/15/1996
(815) 972-
Rockford
Ameritech Illinois
07/01/1996
(815) 973-
Dixon
United States Cellular Corp. - Illinois
01/14/2000
(815) 974-
Tampico
Essex Telcom
06/13/2000
(815) 975-
Belvidere
New Cingular Wireless PCS
09/03/2002
(815) 977-
Rockford
Mci Worldcom Communications
06/25/2003
(815) 978-
Rockford
Cellco Partnership DBA Verizon Wireless
07/04/1995
(815) 979-
Rockford
Cellco Partnership DBA Verizon Wireless
04/01/1997
(815) 980-
Rockford
Cellco Partnership DBA Verizon Wireless
06/15/2006
(815) 981-
Ottawa
Level 3 Communications
09/30/2002
(815) 982-
Tampico
Essex Telcom
06/13/2000
(815) 983-
Rockford
American Messaging (am)
02/04/1994
(815) 984-
Wellington
Frontier Communications Of The Carolinas, Inc
02/04/1994
(815) 985-
Rockford
Cellco Partnership DBA Verizon Wireless
02/04/1994
(815) 986-
Rockford
Us Xchange Of Illinois LLC DBA Choice One Comm Il
02/27/1999
(815) 987-
Rockford
Ameritech Illinois
02/04/1994
(815) 988-
Rockford
United States Cellular Corp. - Illinois
02/04/1994
(815) 989-
Prophetstown
Mediacom Telephony Of Illinois
07/29/2005
(815) 990-
Freeport
Cellco Partnership DBA Verizon Wireless
10/22/2002
(815) 991-
Sycamore
Essex Telcom
06/13/2000
(815) 992-
Streator
Sprint Spectrum
04/21/2005
(815) 993-
Oglesby
New Cingular Wireless PCS
09/22/2006
(815) 994-
Dixon
Sprint Spectrum
04/14/2003
(815) 995-
Dekalb
Teleport Communications America
06/10/2009
(815) 996-
Savanna
Sprint Spectrum
07/18/2006
(815) 997-
Rockford
Mcleodusa Telecommunications Services- Il
03/26/2003
(815) 998-
Odell
Frontier North
02/04/1994
(815) 999-
Joliet
Sprint Spectrum
11/11/2003

Heavily Reported Numbers

Phone complaint data powered by CallerCenter.com


Sources: North American Numbering Plan Administration (NANPA), telecom providers, and the U.S. Census Bureau.