Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 975
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-975 | A | Boscawen | NH | MNCHNHIE6MD | 318J COMCAST IP PHONE, LLC | 122 | |||
603-975 | 0 | Boscawen | NH | MNCHNHIE6MD | 318J COMCAST IP PHONE, LLC | 122 | 2010-01-25 |
Last updated: Sun, 01 Jun 2025 02:18:11 UTC
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