Local Calling Guide
Area code/prefix search
NPA: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]
NXX: 640
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
712-640 | A | Lake City | IA | RCCYIA100MD | 482J WEBSTER-CALHOUN TELEPHONE ASSOCIATION - IA | 630 | |||
712-640 | 0 | Lake City | IA | RCCYIAXCHMD | 221F ONVOY, LLC - IA | 630 | |||
712-640 | 1 | Lake City | IA | 624H ONVOY SPECTRUM, LLC | 630 | ||||
712-640 | 6 | Lake City | IA | RCCYIA100MD | 482J WEBSTER-CALHOUN TELEPHONE ASSOCIATION - IA | 630 | |||
712-640 | 7 | Lake City | IA | SXCYIA78X1X | 9877 LEVEL 3 COMMUNICATIONS, LLC - IA | 630 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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