Local Calling Guide
Area code/prefix search
NPA: 447 [Rate centres in NPA 447] [Dial plan for NPA 447]
NXX: 677
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
447-677 | A | Potomac | IL | CHMPILCPOMD | 224C ONVOY, LLC | 370 | |||
447-677 | 0 | Potomac | IL | 624H ONVOY SPECTRUM, LLC | 370 | ||||
447-677 | 6 | Potomac | IL | CHMPILCPOMD | 224C ONVOY, LLC | 370 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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