Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 478 [Rate centres in NPA 478] [Dial plan for NPA 478]

NXX: 354

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
478-354 A Fort Valley GA MACNGAMT1MD  6116 LEVEL 3 COMMUNICATIONS, LLC - GA 446      
478-354 0 Fort Valley GA   939H COMMIO, LLC 446   2022-08-12   
478-354 1 Fort Valley GA   624H ONVOY SPECTRUM, LLC 446   2023-05-28   
478-354 2 Fort Valley GA   067D ONVOY, LLC - GA 446   2023-10-15   
478-354 3 Fort Valley GA   067D ONVOY, LLC - GA 446   2023-10-15   
478-354 4 Fort Valley GA   6116 LEVEL 3 COMMUNICATIONS, LLC - GA 446   2022-01-11   
478-354 5 Fort Valley GA   067D ONVOY, LLC - GA 446   2023-10-15   
478-354 6 Fort Valley GA   067D ONVOY, LLC - GA 446   2023-10-15   
478-354 7 Fort Valley GA   067D ONVOY, LLC - GA 446   2023-10-15   
478-354 8 Fort Valley GA   624H ONVOY SPECTRUM, LLC 446   2023-08-10   
478-354 9 Fort Valley GA   624H ONVOY SPECTRUM, LLC 446   2023-08-10   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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