Local Calling Guide
Area code/prefix search
NPA: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]
NXX: 363
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
580-363 | A | Blackwell | OK | BLWLOKMARS1 | 9533 SOUTHWESTERN BELL | 536 |
Last updated: Thu, 04 Aug 2022 23:14:42 UTC
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