Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 638
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-638 | A | Monroe | NH | BARNVTCHRS2 | 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | 122 | |||
603-638 | 1 | Monroe | NH | 145J TERRA NOVA TELECOM INC. | 122 | 2023-01-12 | |||
603-638 | 2 | Monroe | NH | BARNVTCHRS2 | 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | 122 | |||
603-638 | 4 | Monroe | NH | BARNVTCHRS2 | 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH | 122 | |||
603-638 | 7 | Monroe | NH | 145J TERRA NOVA TELECOM INC. | 122 | 2022-07-01 | |||
603-638 | 8 | Monroe | NH | MNCHNHCOXPZ | 853C TIME WARNER CABLE INFORMATION SVCS (NEW HAMPSHIRE) | 122 | 2012-10-02 |
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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