(510) 203
Prefix in FRNK MAIN, California
Prefix Details
| Area Code | 510 |
| Prefix | 203 |
| Full Number Pattern | (510) 203-XXXX |
| Rate Center | FRNK MAIN |
| State | California |
| Operating Company | T-MOBILE USA, INC. |
| Time Zone | Pacific (PT, UTC-8) |
About the (510) 203 Prefix
The (510) 203 prefix is assigned to T-MOBILE USA, INC. and serves the FRNK MAIN rate center in California. Phone numbers with this prefix are in the Pacific Time Zone and are part of area code 510 which covers Oakland and surrounding areas.