Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 453
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-453 | A | Hampstead | NH | MNCHNHCO37Z | 7421 AT&T - LOCAL | 122 | |||
603-453 | 0 | Hampstead | NH | MNCHNHACAMD | 6386 BELL ATLANTIC MOBILE, INC | 122 | 2020-11-26 | ||
603-453 | 1 | Hampstead | NH | MNCHNHCO23Z | 073H TELNYX LLC | 122 | 2022-12-02 | ||
603-453 | 2 | Hampstead | NH | MNCHNHACAMD | 6386 BELL ATLANTIC MOBILE, INC | 122 | 2023-05-28 | ||
603-453 | 3 | Hampstead | NH | 6386 BELL ATLANTIC MOBILE, INC | 122 | 2024-03-08 | |||
603-453 | 6 | Hampstead | NH | DOVRNHTHXEX | 8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH | 122 | 2021-07-07 | ||
603-453 | 8 | Hampstead | NH | MNCHNHACAMD | 6386 BELL ATLANTIC MOBILE, INC | 122 | 2023-12-04 | ||
603-453 | 9 | Hampstead | NH | MNCHNHCO37Z | 7421 AT&T - LOCAL | 122 | 2021-07-07 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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