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: 668

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
678-668 A Atlanta GA NRCSGAGZ5MD  5562 METROPCS, INC. 438      
678-668 0 Atlanta GA NRCSGAGZ5MD  5562 METROPCS, INC. 438      
678-668 1 Atlanta GA NRCSGAGZ5MD  5562 METROPCS, INC. 438      
678-668 2 Atlanta GA ATLNGAQSDS3  7435 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - GA 438      
678-668 3 Atlanta GA NRCSGAGZ5MD  5562 METROPCS, INC. 438      
678-668 4 Atlanta GA NRCSGAGZ5MD  5562 METROPCS, INC. 438      
678-668 5 Atlanta GA NRCSGAGZ5MD  5562 METROPCS, INC. 438      
678-668 6 Atlanta GA NRCSGAGZ5MD  5562 METROPCS, INC. 438      
678-668 7 Atlanta GA ATLNGAQSDS4  8765 GLOBAL CROSSING LOCAL SERVICES, INC. - GA 438      
678-668 8 Atlanta GA ATLNGAQSDS4  8765 GLOBAL CROSSING LOCAL SERVICES, INC. - GA 438      
678-668 9 Atlanta GA NRCSGAGZ5MD  5562 METROPCS, INC. 438      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.