Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 637
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-637 | A | Bedford | NH | MNCHNHACDS0 | 7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | 122 | |||
603-637 | 0 | Bedford | NH | MNCHNHCO23Z | 073H TELNYX LLC | 122 | 2024-04-08 | ||
603-637 | 1 | Bedford | NH | 829J PAETEC ITEL, LLC | 122 | 2000-05-24 | |||
603-637 | 2 | Bedford | NH | 829J PAETEC ITEL, LLC | 122 | 2008-07-03 | |||
603-637 | 4 | Bedford | NH | MNCHNHACDS0 | 7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | 122 | 2013-02-28 | ||
603-637 | 8 | Bedford | NH | 6386 BELL ATLANTIC MOBILE, INC | 122 | 2025-02-24 | |||
603-637 | 9 | Bedford | NH | MNCHNHACDS0 | 7778 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NH | 122 |
Last updated: Sat, 05 Apr 2025 03:03:23 UTC
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