Local Calling Guide
Area code/prefix search
NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]
NXX: 852
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
423-852 | A | Dunlap | TN | CHTGTNNSX8X | 4806 LEVEL 3 COMMUNICATIONS, LLC - TN | 472 | |||
423-852 | 7 | Dunlap | TN | CHTGTNNSX8X | 4806 LEVEL 3 COMMUNICATIONS, LLC - TN | 472 | 2023-08-08 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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