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857 Area Code

Area Code 857 Details

State: Massachusetts
Major City: Boston
Timezone: Eastern
Current time: 11:38pm
Short URL: allareacodes.com/857
Download: Download this data

Area Code 857 Map

Click Here for a Printable Map: 857 Area Code Map

Major Cities in Area Code 857

  • Belmont, MA
  • Boston, MA
  • Brookline, MA
  • Cambridge, MA
  • Chelsea, MA
  • Everett, MA
  • Milton, MA
  • Newton, MA
  • Quincy, MA
  • Somerville, MA
  • Watertown, MA

Recent Changes for the 857 Area Code

Date Change
2001-03-19 Area code 857 was put into service when (857) 205- was introduced as the first prefix.

Area Code 857 Prefixes

Prefix Primary City Company County Usage Introduced
(857) 200- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 01/10/2011
(857) 201- Winthrop, MA Sprint Spectrum L.p. Suffolk Cell Number 10/28/2002
(857) 202- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 11/10/2011
(857) 203- Jamaica Plain, MA Verizon New England Inc. Suffolk Landline 02/28/2005
(857) 204- Boston, MA Omnipoint Miami E License Suffolk Landline 03/20/2001
(857) 205- Boston, MA New Cingular Wireless PCS - DC Suffolk Cell Number 03/19/2001
(857) 206- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 10/07/2011
(857) 207- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 04/11/2007
(857) 208- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 02/08/2012
(857) 209- Cambridge, MA Broadwing Communications Middlesex Landline 10/11/2001
(857) 210- Boston, MA Sprint Spectrum L.p. Suffolk Cell Number 03/10/2011
(857) 212- Boston, MA Sprint Spectrum L.p. Suffolk Cell Number 04/23/2001
(857) 213- Boston, MA Paetec Communications Suffolk Landline 10/03/2011
(857) 214- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 12/06/2011
(857) 215- Brookline, MA Verizon New England Inc. Norfolk Landline 02/23/2010
(857) 216- Cambridge, MA Ymax Communications Corp. Middlesex Landline 11/03/2009
(857) 217- Dorchester, MA Sprint Spectrum L.p. Suffolk Landline 06/30/2001
(857) 218- Brookline, MA Verizon New England Inc. Norfolk Landline 01/12/2007
(857) 219- Boston, MA Neutral Tandem-massachusetts Suffolk Landline 02/16/2012
(857) 220- Dorchester, MA Broadview Networks Suffolk Landline 03/20/2001
(857) 221- Boston, MA Sprint Spectrum L.p. Suffolk Cell Number 05/25/2005
(857) 222- Boston, MA Omnipoint Miami E License Suffolk Cell Number 05/17/2001
(857) 223- Boston, MA Ctc Communications Corp. Suffolk Landline
(857) 224- Boston, MA Verizon New England Inc. Suffolk Landline 12/17/2009
(857) 225- Brookline, MA Cellco Partnership DBA Verizon Wireless Norfolk Cell Number 05/03/2001
(857) 226- Newton, MA Dsci Corporation Middlesex Landline 03/30/2006
(857) 227- Somerville, MA Mcimetro Access Transmission Services LLC Middlesex Landline 05/23/2001
(857) 228- Watertown, MA Ctc Communications Corp. Middlesex Landline 07/12/2001
(857) 229- Newton, MA Ctc Communications Corp. Middlesex Landline 02/13/2002
(857) 230- Roxbury, MA Omnipoint Miami E License Suffolk Cell Number 04/15/2009
(857) 231- Newton, MA Sprint Spectrum L.p. Middlesex Cell Number 07/30/2002
(857) 232- Newton, MA Neutral Tandem-massachusetts Middlesex Landline 05/17/2006
(857) 233- Boston, MA Sprint Spectrum L.p. Suffolk Landline 02/16/2006
(857) 234- Brookline, MA Omnipoint Miami E License Norfolk Cell Number 03/18/2002
(857) 235- Cambridge, MA Verizon New England Inc. Middlesex Landline 11/18/2008
(857) 236- Boston, MA Metro PCS Suffolk Cell Number 08/04/2008
(857) 237- Boston, MA Metro PCS Suffolk Cell Number 06/08/2009
(857) 238- Boston, MA Verizon New England Inc. Suffolk Landline 11/14/2007
(857) 239- Boston, MA Cbeyond Communications Suffolk Landline 10/29/2009
(857) 240- Cambridge, MA Peerless Network Of Massachusetts Middlesex Landline 02/28/2012
(857) 241- Boston, MA Broadwing Communications Suffolk Landline 10/24/2006
(857) 242- Cambridge, MA Dsci Corporation Suffolk Cell Number 09/08/2011
(857) 243- Boston, MA Broadvox-clec Suffolk Landline 11/05/2009
(857) 244- Boston, MA Bandwidth.com Clec Suffolk Landline 06/10/2008
(857) 245- Brookline, MA Ymax Communications Corp. Norfolk Landline 11/02/2006
(857) 246- Boston, MA Metro PCS Suffolk Cell Number 10/08/2008
(857) 247- Boston, MA Metro PCS Suffolk Cell Number 06/08/2009
(857) 248- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 03/08/2012
(857) 249- Boston, MA Metro PCS Suffolk Cell Number 08/04/2008
(857) 250- Boston, MA Omnipoint Miami E License Suffolk Cell Number 07/15/2011
(857) 251- Boston, MA Metro PCS Suffolk Cell Number 08/04/2008
(857) 252- Quincy, MA Broadview Networks Norfolk Landline 04/23/2001
(857) 253- Cambridge, MA Broadview Networks Middlesex Landline 04/23/2001
(857) 254- Boston, MA Broadview Networks Suffolk Landline 04/23/2001
(857) 255- Newton, MA Broadview Networks Middlesex Landline 04/23/2001
(857) 256- Cambridge, MA Peerless Network Of Massachusetts Suffolk Cell Number 09/22/2011
(857) 257- S Boston, MA Sprint Spectrum L.p. Suffolk Cell Number 04/20/2001
(857) 258- Boston, MA Metro PCS Suffolk Cell Number 06/25/2010
(857) 259- Cambridge, MA New Cingular Wireless PCS - DC Middlesex Cell Number 05/24/2011
(857) 260- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 03/08/2012
(857) 261- Boston, MA Metro PCS Suffolk Cell Number 02/22/2011
(857) 263- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 07/12/2011
(857) 264- Boston, MA Omnipoint Miami E License Suffolk Cell Number 09/21/2010
(857) 265- Boston, MA New Cingular Wireless PCS - DC Suffolk Cell Number 07/12/2011
(857) 266- Boston, MA Metro PCS Suffolk Cell Number 06/10/2010
(857) 267- Boston, MA Comcast Phone Of Massachusetts Suffolk Landline 07/15/2013
(857) 268- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 09/08/2011
(857) 269- Roxbury, MA Peerless Network Of Massachusetts Suffolk Landline 04/24/2013
(857) 271- Dorchester, MA Sprint Spectrum L.p. Suffolk Cell Number 06/28/2013
(857) 272- Boston, MA New Cingular Wireless PCS - DC Suffolk Cell Number 03/01/2006
(857) 273- Jamaica Plain, MA Comcast Phone Of Massachusetts Suffolk Landline 04/23/2013
(857) 277- Boston, MA Omnipoint Miami E License Suffolk Landline 01/03/2006
(857) 284- Boston, MA Omnipoint Miami E License Suffolk Cell Number 01/15/2008
(857) 285- Cambridge, MA Paetec Communications Suffolk Landline 08/16/2012
(857) 288- Boston, MA Xo Massachusetts Suffolk Cell Number 08/01/2006
(857) 293- East Boston, MA Broadview Networks Suffolk Landline 02/15/2010
(857) 294- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 05/11/2007
(857) 300- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 10/08/2010
(857) 301- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 12/06/2012
(857) 303- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 11/08/2012
(857) 304- Watertown, MA Teleport Communications America Middlesex Landline 03/13/2013
(857) 305- Boston, MA Level 3 Enhanced Services Suffolk Landline 07/19/2013
(857) 307- Brookline, MA Verizon New England Inc. Norfolk Landline 02/10/2006
(857) 312- Boston, MA Metro PCS Suffolk Cell Number 08/04/2008
(857) 313- Boston, MA Omnipoint Miami E License Suffolk Cell Number 10/23/2012
(857) 317- Boston, MA Centurylink Communications LLC Suffolk Landline 03/07/2013
(857) 318- Boston, MA Allegiance Telecom Suffolk Landline 10/17/2007
(857) 321- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 03/10/2011
(857) 323- Chelsea, MA Verizon New England Inc. Suffolk Landline 01/22/2013
(857) 333- Boston, MA Omnipoint Miami E License Suffolk Cell Number 11/09/2010
(857) 334- Boston, MA Omnipoint Miami E License Suffolk Cell Number 09/20/2006
(857) 342- Hyde Park, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 08/08/2007
(857) 345- Hyde Park, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 08/08/2006
(857) 350- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 06/18/2007
(857) 362- Boston, MA Verizon New England Inc. Suffolk Landline 07/19/2006
(857) 363- Everett, MA Cellco Partnership DBA Verizon Wireless Middlesex Cell Number 04/24/2001
(857) 364- Brookline, MA Broadview Networks Norfolk Landline 03/20/2001
(857) 366- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 03/15/2006
(857) 368- Boston, MA Paetec Communications Suffolk Landline 08/02/2011
(857) 373- Needham, MA Broadview Networks Norfolk Landline 03/20/2001
(857) 377- Boston, MA Paetec Communications Suffolk Landline 04/09/2014
(857) 383- Boston, MA Teleport Communications America Suffolk Cell Number 02/16/2006
(857) 389- Charlestown, MA Omnipoint Miami E License Suffolk Cell Number 12/14/2001
(857) 399- Roxbury, MA Bandwidth.com Clec Suffolk Landline 06/30/2001
(857) 400- Boston, MA Bandwidth.com Clec Suffolk Landline 11/03/2010
(857) 401- S Boston, MA Broadview Networks Suffolk Landline 03/20/2001
(857) 403- Quincy, MA Paetec Communications Norfolk Landline 03/20/2001
(857) 404- Newton, MA Comcast Phone Of Massachusetts Middlesex Landline 06/15/2007
(857) 413- Boston, MA Broadwing Communications Suffolk Landline 09/19/2005
(857) 415- Boston, MA Vonage Network Inc. Suffolk Landline 07/03/2013
(857) 417- Boston, MA Metro PCS Suffolk Cell Number 08/04/2008
(857) 444- Boston, MA Peerless Network Of Massachusetts Suffolk Landline 11/22/2010
(857) 445- Boston, MA New Cingular Wireless PCS - DC Suffolk Cell Number 03/21/2006
(857) 449- Boston, MA Comcast Phone Of Massachusetts Suffolk Landline 04/02/2002
(857) 452- Charlestown, MA Sprint Spectrum L.p. Suffolk Cell Number 10/31/2001
(857) 453- Boston, MA Broadwing Communications Suffolk Landline 05/19/2005
(857) 472- Boston, MA New Cingular Wireless PCS - DC Suffolk Cell Number 12/17/2001
(857) 488- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 09/13/2005
(857) 492- Roxbury, MA Sprint Spectrum L.p. Suffolk Cell Number 07/30/2002
(857) 496- S Boston, MA Comcast Phone Of Massachusetts Suffolk Landline 11/17/2004
(857) 498- Brighton, MA New Cingular Wireless PCS - DC Suffolk Cell Number 08/24/2001
(857) 499- Quincy, MA New Cingular Wireless PCS - DC Norfolk Cell Number 03/29/2001
(857) 500- Bedford, MA Cellco Partnership DBA Verizon Wireless Middlesex Landline 02/17/2011
(857) 523- Somerville, MA Cellco Partnership DBA Verizon Wireless Middlesex Cell Number 05/03/2001
(857) 524- S Boston, MA Allegiance Telecom Suffolk Landline 03/27/2001
(857) 526- Quincy, MA Sprint Spectrum L.p. Norfolk Cell Number 07/30/2002
(857) 540- Brighton, MA Sprint Spectrum L.p. Suffolk Cell Number 10/25/2002
(857) 544- Roxbury, MA Omnipoint Miami E License Suffolk Cell Number 11/28/2001
(857) 547- Jamaica Plain, MA Broadview Networks Suffolk Landline 03/20/2001
(857) 559- Boston, MA Allegiance Telecom Suffolk Landline 03/27/2001
(857) 574- East Boston, MA Ctc Communications Corp. Suffolk Landline 03/20/2001
(857) 576- Brookline, MA Local Access LLC Norfolk Landline 06/30/2001
(857) 588- Charlestown, MA Allegiance Telecom Suffolk Landline 03/27/2001
(857) 598- Malden, MA Xo Massachusetts Middlesex Landline 03/20/2001
(857) 600- Cambridge, MA Bandwidth.com Clec Suffolk Landline 04/06/2011
(857) 615- Boston, MA Metro PCS Suffolk Cell Number 06/11/2009
(857) 626- Belmont, MA Mci Worldcom Communications Middlesex Landline 06/30/2001
(857) 636- Newton, MA Cellco Partnership DBA Verizon Wireless Middlesex Cell Number 07/06/2001
(857) 654- Boston, MA Omnipoint Miami E License Suffolk Cell Number 10/17/2006
(857) 701- Roxbury, MA Omnipoint Miami E License Suffolk Cell Number 01/15/2014
(857) 702- Boston, MA 365 Wireless Suffolk Cell Number 02/07/2014
(857) 719- Jamaica Plain, MA Sprint Spectrum L.p. Suffolk Cell Number 07/30/2002
(857) 728- Jamaica Plain, MA Allegiance Telecom Suffolk Landline 03/27/2001
(857) 753- Boston, MA Cellco Partnership DBA Verizon Wireless Suffolk Cell Number 08/09/2005
(857) 756- Cambridge, MA Metropolitan Telecommunications Of Mass DBA Mettel Suffolk Landline 07/26/2005
(857) 776- Chelsea, MA Level 3 Communications Suffolk Landline 06/30/2001
(857) 777- Cambridge, MA Peerless Network Of Massachusetts Middlesex Landline 03/05/2012
(857) 814- Multiple Ocn Listing Unknown
(857) 816- Cambridge, MA Xo Massachusetts Middlesex Landline 03/20/2001
(857) 829- Cambridge, MA Sprint Spectrum L.p. Middlesex Cell Number 08/13/2002
(857) 869- Boston, MA Omnipoint Miami E License Suffolk Cell Number 07/23/2007
(857) 888- Everett, MA Sprint Spectrum L.p. Middlesex Cell Number 07/30/2002
(857) 891- Boston, MA Omnipoint Miami E License Suffolk Cell Number 04/02/2001
(857) 919- Brighton, MA Omnipoint Miami E License Suffolk Cell Number 04/02/2001
(857) 928- Cambridge, MA Omnipoint Miami E License Middlesex Cell Number 08/03/2001
(857) 930- Rclec Unknown 06/10/2014
(857) 939- Quincy, MA Cellco Partnership DBA Verizon Wireless Norfolk Cell Number 06/15/2001
(857) 991- Boston, MA Comcast Phone Of Massachusetts Suffolk Landline 06/19/2001
(857) 995- Somerville, MA Broadwing Communications Middlesex Landline 03/29/2001
(857) 996- Boston, MA Verizon New England Inc. Suffolk Landline 08/23/2007
(857) 997- Somerville, MA Local Access LLC Middlesex Landline 06/30/2001
(857) 998- Cambridge, MA Cellco Partnership DBA Verizon Wireless Middlesex Cell Number 05/03/2001
(857) 999- Cambridge, MA Peerless Network Of Massachusetts Middlesex Landline 05/23/2012

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