Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 477
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-477 | A | Claremont | NH | MRMCNHGICM0 | 6290 UNITED STATES CELLULAR CORP. - NEW HAMPSHIRE | 122 |
Last updated: Sun, 29 Nov 2020 13:13:58 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.