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: 928 [Rate centres in NPA 928] [Dial plan for NPA 928]

NXX: 303

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-303 A Kingman AZ   5562 METROPCS, INC. 666      
928-303 0 Kingman AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2004-11-06   
928-303 1 Kingman AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
928-303 2 Kingman AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2006-11-06   
928-303 3 Kingman AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2005-02-05   
928-303 4 Kingman AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2005-07-09   
928-303 5 Kingman AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2005-03-28   
928-303 6 Kingman AZ   5562 METROPCS, INC. 666      
928-303 8 Kingman AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2004-07-21   
928-303 9 Kingman AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2004-03-15   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.