Local Calling Guide
Area code/prefix search
NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]
NXX: 519
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
423-519 | A | Tellico Plains | TN | KNVLTNMA31Z | 6278 UNITED STATES CELLULAR - TN | 474 |
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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