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Area Code 857
Massachusetts area code 857 has been in service since 1988. It has 36 landlines and 37 wireless prefixes (exchanges) serviced by 27 carriers. It covers 2 counties, 97 ZIP codes, and 2 cities, including , and Hyde Park.
- State:
- Massachusetts
- Time Zone:
- Eastern (12:16 am)
Area Code (857) has 73 prefixes
| Prefix | County | City | Company/Carrier | Line Type |
|---|---|---|---|---|
| (857) 203- | Suffolk | West Roxbury | Verizon New England Inc. | Landline |
| (857) 204- | Suffolk | Winthrop | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 205- | Middlesex | Bedford | New Cingular Wireless Pcs,... | Cell Phone |
| (857) 212- | Suffolk | Dorchester Center | Sprint Spectrum L.p. | Cell Phone |
| (857) 217- | Suffolk | Dorchester | Rnk, Inc. | Landline |
| (857) 220- | Suffolk | Dorchester | Broadview Networks, Inc. - Ma | Landline |
| (857) 221- | Suffolk | Boston | Nextel Communications, Inc. | Cell Phone |
| (857) 222- | Norfolk | Quincy | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 223- | Suffolk | Boston | Ctc Communications Corp. - Ma | Landline |
| (857) 226- | Middlesex | Newtonville | Dsci Corporation - Ma | Landline |
| (857) 227- | Norfolk | Brookline | Mcimetro Access Transmissio... | Landline |
| (857) 228- | Middlesex | Watertown | Ctc Communications Corp. - Ma | Landline |
| (857) 229- | Middlesex | Newton Center | Ctc Communications Corp. - Ma | Landline |
| (857) 233- | Suffolk | Boston | Sprint Spectrum L.p. | Cell Phone |
| (857) 234- | Norfolk | Brookline | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 241- | Suffolk | Boston | Broadwing Communications, L... | Landline |
| (857) 252- | Norfolk | Quincy | Broadview Networks, Inc. - Ma | Landline |
| (857) 254- | Suffolk | Charlestown | Broadview Networks, Inc. - Ma | Landline |
| (857) 255- | Middlesex | Newton | Broadview Networks, Inc. - Ma | Landline |
| (857) 257- | Suffolk | Roxbury | Sprint Spectrum L.p. | Cell Phone |
| (857) 272- | Suffolk | West Roxbury | New Cingular Wireless Pcs,... | Cell Phone |
| (857) 277- | Suffolk | Boston | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 284- | Suffolk | Boston | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 288- | Suffolk | Boston | Xo Massachusetts, Inc. | Landline |
| (857) 318- | Suffolk | Boston | Allegiance Telecom, Inc. - Ma | Landline |
| (857) 342- | Suffolk | Hyde Park | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 345- | Suffolk | Hyde Park | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 350- | Suffolk | Boston | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 362- | Suffolk | Boston | Verizon New England Inc. | Landline |
| (857) 364- | Suffolk | Jamaica Plain | Broadview Networks, Inc. - Ma | Landline |
| (857) 366- | Suffolk | Boston | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 383- | Suffolk | Boston | Nextel Communications, Inc. | Cell Phone |
| (857) 389- | Suffolk | Dorchester Center | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 401- | Suffolk | Dorchester | Broadview Networks, Inc. - Ma | Landline |
| (857) 403- | Norfolk | Quincy | Paetec Communications, Inc. | Landline |
| (857) 404- | Middlesex | Newton Center | Comcast Phone Of Massachuse... | Landline |
| (857) 413- | Worcester | Milford | Broadwing Communications, L... | Landline |
| (857) 449- | Suffolk | Boston | Brahmacom, Inc. - Ma | Landline |
| (857) 453- | Suffolk | Boston | Broadwing Communications, L... | Landline |
| (857) 457- | Dallas | Irving | Unknown | Landline |
| (857) 472- | Suffolk | Boston | New Cingular Wireless Pcs,... | Cell Phone |
| (857) 488- | Suffolk | Hyde Park | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 492- | Suffolk | Dorchester | Sprint Spectrum L.p. | Cell Phone |
| (857) 496- | Suffolk | Boston | Comcast Phone Of Massachuse... | Landline |
| (857) 498- | Plymouth | Brockton | New Cingular Wireless Pcs,... | Cell Phone |
| (857) 523- | District Of Columbia | Washington | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 524- | Suffolk | Boston | Allegiance Telecom, Inc. - Ma | Landline |
| (857) 526- | Norfolk | Quincy | Sprint Spectrum L.p. | Cell Phone |
| (857) 534- | Middlesex | Newton Lower Falls | Unknown | Landline |
| (857) 540- | Mecklenburg | Charlotte | Sprint Spectrum L.p. | Cell Phone |
| (857) 544- | Suffolk | Boston | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 547- | Suffolk | West Roxbury | Broadview Networks, Inc. - Ma | Landline |
| (857) 559- | Suffolk | Brighton | Allegiance Telecom, Inc. - Ma | Landline |
| (857) 588- | Suffolk | Charlestown | Allegiance Telecom, Inc. - Ma | Landline |
| (857) 598- | Norfolk | Milton | Xo Massachusetts, Inc. | Landline |
| (857) 636- | Middlesex | West Newton | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 654- | Suffolk | Boston | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 719- | Middlesex | Woburn | Sprint Spectrum L.p. | Cell Phone |
| (857) 728- | Suffolk | West Roxbury | Allegiance Telecom, Inc. - Ma | Landline |
| (857) 753- | Suffolk | Boston | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 757- | Boone | Florence | Unknown | Landline |
| (857) 776- | Middlesex | Cambridge | Rnk, Inc. | Landline |
| (857) 816- | Suffolk | Winthrop | Xo Massachusetts, Inc. | Landline |
| (857) 829- | Suffolk | Boston | Nextel Communications, Inc. | Cell Phone |
| (857) 869- | Norfolk | East Walpole | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 888- | Middlesex | Everett | Sprint Spectrum L.p. | Cell Phone |
| (857) 891- | Middlesex | Groton | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 919- | Middlesex | Waltham | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 928- | Middlesex | Cambridge | Omnipoint Miami E License, Llc | Cell Phone |
| (857) 939- | Cook | Evanston | Cellco Partnership Dba Veri... | Cell Phone |
| (857) 991- | Suffolk | Boston | Comcast Phone Of Massachuse... | Landline |
| (857) 997- | Suffolk | Boston | Rnk, Inc. | Landline |
| (857) 998- | Middlesex | Cambridge | Cellco Partnership Dba Veri... | Cell Phone |
