Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 576
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-576 | A | Orford | NH | MNCHNHCOX8Z | 4017 LEVEL 3 COMMUNICATIONS, LLC - NH | 122 | |||
603-576 | 2 | Orford | NH | 145J TERRA NOVA TELECOM INC. | 122 | 2021-12-12 | |||
603-576 | 4 | Orford | NH | MNCHNHCOX8Z | 4017 LEVEL 3 COMMUNICATIONS, LLC - NH | 122 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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