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: 323

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
678-323 A Atlanta Northeast GA ATLNGADZ2MD  8355 US LEC OF GEORGIA, INC. 438      
678-323 0 Atlanta Northeast GA ATLNGADZ2MD  8355 US LEC OF GEORGIA, INC. 438      
678-323 1 Atlanta Northeast GA ATLNGADZ2MD  8355 US LEC OF GEORGIA, INC. 438      
678-323 2 Atlanta Northeast GA ATLNGADZ2MD  8355 US LEC OF GEORGIA, INC. 438      
678-323 3 Atlanta Northeast GA ATLNGADZ2MD  8355 US LEC OF GEORGIA, INC. 438      
678-323 4 Atlanta Northeast GA ATLNGADZ2MD  8355 US LEC OF GEORGIA, INC. 438      
678-323 5 Atlanta Northeast GA NRCSGAGZ5MD  5562 METROPCS, INC. 438   2011-01-20   
678-323 6 Atlanta Northeast GA NRCSGAGZ5MD  5562 METROPCS, INC. 438   2011-01-20   
678-323 7 Atlanta Northeast GA LTHNGAJS48C  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438   2003-08-31   
678-323 8 Atlanta Northeast GA LTHNGAJS48C  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 438   2003-08-31   
678-323 9 Atlanta Northeast GA NRCSGAGZ5MD  5562 METROPCS, INC. 438   2011-01-20   

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.