Local Calling Guide
Area code/prefix search
NPA: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]
NXX: 399
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
605-399 | A | Rapid City | SD | RPCYSDCODS1 | 9631 QWEST CORPORATION | 640 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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