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: 602 [Rate centres in NPA 602] [Dial plan for NPA 602]

NXX: 721

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
602-721 A Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
602-721 0 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
602-721 1 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
602-721 2 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
602-721 3 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
602-721 4 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
602-721 5 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
602-721 6 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
602-721 7 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666      
602-721 8 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
602-721 9 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.