Local Calling Guide
Area code/prefix search
NPA: 623 [Rate centres in NPA 623] [Dial plan for NPA 623]
NXX: 878
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
623-878 | A | Phoenix | AZ | PHNXAZPRDS0 | 9636 QWEST CORPORATION | 666 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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