Local Calling Guide
Area code/prefix search
NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]
NXX: 685
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
423-685 | A | Johnson City | TN | JHCYTNXCW11 | 8945 NA COMMUNICATIONS, INC. | 956 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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