Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 280
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-280 | A | Barrington | NH | MNCHNHCOX8Z | 4017 LEVEL 3 COMMUNICATIONS, LLC - NH | 122 | |||
603-280 | 0 | Barrington | NH | 145J TERRA NOVA TELECOM INC. | 122 | ||||
603-280 | 1 | Barrington | NH | 073H TELNYX LLC | 122 | ||||
603-280 | 4 | Barrington | NH | MNCHNHCOX8Z | 4017 LEVEL 3 COMMUNICATIONS, LLC - NH | 122 | |||
603-280 | 6 | Barrington | NH | DOVRNHTHXEX | 8299 TELEPORT COMMUNICATIONS AMERICA, LLC - NH | 122 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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