Local Calling Guide
Area code/prefix search
NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]
NXX: 850
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
603-850 | A | Lisbon | NH | DRRYNHBC1MD | 4036 NEW CINGULAR WIRELESS PCS, LLC - DC | 122 | |||
603-850 | 8 | Lisbon | NH | DRRYNHBC1MD | 4036 NEW CINGULAR WIRELESS PCS, LLC - DC | 122 | 2023-08-31 | ||
603-850 | 9 | Lisbon | NH | DRRYNHBC1MD | 4036 NEW CINGULAR WIRELESS PCS, LLC - DC | 122 | 2021-11-04 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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