(857) 259
Prefix in CAMBRIDGE, Massachusetts
Prefix Details
| Area Code | 857 |
| Prefix | 259 |
| Full Number Pattern | (857) 259-XXXX |
| Rate Center | CAMBRIDGE |
| State | Massachusetts |
| Operating Company | NEW CINGULAR WIRELESS PCS, LLC - DC |
| Time Zone | Eastern (ET, UTC-5) |
About the (857) 259 Prefix
The (857) 259 prefix is assigned to NEW CINGULAR WIRELESS PCS, LLC - DC and serves the CAMBRIDGE rate center in Massachusetts. Phone numbers with this prefix are in the Eastern Time Zone and are part of area code 857 which covers Boston and surrounding areas.