Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 678 [Rate centres in NPA 678] [Dial plan for NPA 678]

NXX: 501

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
678-501 A Atlanta Northwest GA ATLNGAHPOMD  7490 LEVEL 3 TELECOM OF GEORGIA, LP - GA 438      
678-501 0 Atlanta Northwest GA ATLNGAHPOMD  7490 LEVEL 3 TELECOM OF GEORGIA, LP - GA 438      
678-501 1 Atlanta Northwest GA ATLNGAQSX5X  6540 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA 438   2016-07-16   
678-501 2 Atlanta Northwest GA ATLNGAHPOMD  7490 LEVEL 3 TELECOM OF GEORGIA, LP - GA 438      
678-501 3 Atlanta Northwest GA ATLNGAHPOMD  7490 LEVEL 3 TELECOM OF GEORGIA, LP - GA 438      
678-501 4 Atlanta Northwest GA ATLNGAQSDS8  067D ONVOY, LLC - GA 438   2008-05-30   
678-501 5 Atlanta Northwest GA ATLNGAQSDS8  067D ONVOY, LLC - GA 438   2008-05-30   
678-501 6 Atlanta Northwest GA ATLNGAQSDS8  067D ONVOY, LLC - GA 438   2008-05-30   
678-501 7 Atlanta Northwest GA ATLNGAQSDS8  067D ONVOY, LLC - GA 438   2008-05-30   
678-501 8 Atlanta Northwest GA ATLNGAQSX5X  6540 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - GA 438   2016-07-16   
678-501 9 Atlanta Northwest GA ATLNGAHPOMD  7490 LEVEL 3 TELECOM OF GEORGIA, LP - GA 438      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.