Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 687
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-687 | A | Jackson | NH | PTMONH073MD | 8468 FREEDOM RING COMMUNICATIONS, LLC | 122 | |||
603-687 | 0 | Jackson | NH | PTMONH073MD | 8468 FREEDOM RING COMMUNICATIONS, LLC | 122 | |||
603-687 | 2 | Jackson | NH | PTMONH073MD | 8468 FREEDOM RING COMMUNICATIONS, LLC | 122 | |||
603-687 | 4 | Jackson | NH | 145J TERRA NOVA TELECOM INC. | 122 | 2025-10-21 | |||
603-687 | 9 | Jackson | NH | PTMONH073MD | 8468 FREEDOM RING COMMUNICATIONS, LLC | 122 |
Last updated: Mon, 15 Sep 2025 02:24:40 UTC
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