Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 770 [Rate centres in NPA 770] [Dial plan for NPA 770]

NXX: 610

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
770-610 A Winder GA   624H ONVOY SPECTRUM, LLC 438   2025-08-24   
770-610 0 Winder GA   624H ONVOY SPECTRUM, LLC 438   2025-08-24   
770-610 6 Winder GA   624H ONVOY SPECTRUM, LLC 438   2025-08-25   
770-610 7 Winder GA   624H ONVOY SPECTRUM, LLC 438   2025-08-25   
770-610 8 Winder GA   624H ONVOY SPECTRUM, LLC 438   2025-08-25   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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