Active Prefixes in Area Code 857
| Prefix | Primary City | Phone Type | Company |
|---|---|---|---|
| 857-342-#### | Boston | Wireless Numbers | Cellco Partnership D... |
| 857-345-#### | West Roxbury | Wireless Numbers | Cellco Partnership D... |
| 857-350-#### | Norton | Wireless Numbers | Cellco Partnership D... |
| 857-362-#### | Boston | Landline Numbers | Verizon New England ... |
| 857-363-#### | West Roxbury | Wireless Numbers | Cellco Partnership D... |
| 857-364-#### | Landline Numbers | Broadview Networks, ... | |
| 857-366-#### | West Roxbury | Wireless Numbers | Cellco Partnership D... |
| 857-368-#### | Boston | Landline Numbers | Paetec Communication... |
| 857-373-#### | Charlestown | Landline Numbers | Broadview Networks, ... |
| 857-383-#### | Walpole | Wireless Numbers | Nextel Communication... |
| 857-389-#### | Norton | Wireless Numbers | Omnipoint Miami E Li... |
| 857-399-#### | Bedford | Landline Numbers | Rnk, Inc.... |
| 857-400-#### | Boston | Landline Numbers | Bandwidth.com Clec, ... |
| 857-401-#### | Charlestown | Landline Numbers | Broadview Networks, ... |
| 857-403-#### | Boston | Landline Numbers | Paetec Communication... |
| 857-404-#### | West Roxbury | Landline Numbers | Comcast Phone Of Mas... |
| 857-413-#### | Norton | Landline Numbers | Broadwing Communicat... |
| 857-417-#### | Chelmsford | Landline Numbers | Metro Pcs, Inc.... |
| 857-444-#### | Somerville | Landline Numbers | Peerless Network Of ... |
| 857-445-#### | Norton | Wireless Numbers | New Cingular Wireles... |
| 857-449-#### | Boston | Landline Numbers | Comcast Phone Of Mas... |
| 857-452-#### | Boston | Wireless Numbers | Sprint Spectrum L.p.... |
| 857-453-#### | Cambridge | Landline Numbers | Broadwing Communicat... |
| 857-472-#### | Cambridge | Wireless Numbers | New Cingular Wireles... |
| 857-488-#### | West Roxbury | Wireless Numbers | Cellco Partnership D... |
| 857-492-#### | Woburn | Wireless Numbers | Sprint Spectrum L.p.... |
| 857-496-#### | Boston | Landline Numbers | Comcast Phone Of Mas... |
| 857-498-#### | Cambridge | Wireless Numbers | New Cingular Wireles... |
| 857-499-#### | Cambridge | Wireless Numbers | New Cingular Wireles... |
| 857-500-#### | Bedford | Landline Numbers | Rnk, Inc.... |
Area Code 857 Introduction
| Area Code: | 857 |
| Country: | United States |
| State/Province: | Massachusetts - MA |
| Major City: | Quincy |
| Time Zone: | Eastern |
| Average property | $108K |
| Average age | 65 y/o |
| Average assets | $59.9K |
| Population density | 10,565[6] sq mi (27,336 km2) |
| Population | 6,794,422 |
| latitude Longitude: | |
| 41° 14′ N to 42° 53′ N / 69° 56′ W to 73° 30′ W | |
| About 857 : | |
| The 857 Area Code (or Area Code 857) is located in the state of MA. Area Code 857 is one of the 269 3-digit telephone area codes in the USA. It covers roughly 157 thousand unique phone numbers and 242 thousand individuals near the city of Boston Area code 857 was put into service. Area code 857 is an overlay of area code 617. |
|
| Major cities or places | |
| Boston, MA>Brookline, MA>Cambridge, MA>Chelsea, MA>Everett, MA>Milton, MA>Newton, MA>Quincy, MA>Somerville, MA>Watertown, MA | |