Local Calling Guide
Area code/prefix search
NPA: 307 [Rate centres in NPA 307] [Dial plan for NPA 307]
NXX: 643
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
307-643 | A | West Spearfish | WY | SPRFSDCORS1 | 9631 QWEST CORPORATION | 640 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
Sponsored by: FiberConX Communications Ltd.
Like this site? We accept donations via PayPal.