(617) 300
Prefix in CAMBRIDGE, Massachusetts
Prefix Details
| Area Code | 617 |
| Prefix | 300 |
| Full Number Pattern | (617) 300-XXXX |
| Rate Center | CAMBRIDGE |
| State | Massachusetts |
| Operating Company | AT&T - LOCAL |
| Time Zone | Eastern (ET, UTC-5) |
About the (617) 300 Prefix
The (617) 300 prefix is assigned to AT&T - LOCAL 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 617 which covers Boston and surrounding areas.