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: 644

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
602-644 A Phoenix AZ PHNXAZGRDS0  9636 QWEST CORPORATION 666      
602-644 0 Phoenix AZ TEMPAZNR5MD  6529 T-MOBILE USA, INC. 666   2011-12-27   
602-644 1 Phoenix AZ PHNXAZMAXQX  587F BANDWIDTH.COM CLEC, LLC - AZ 666   2010-02-19   
602-644 2 Phoenix AZ PHNDAZLS0MD  7184 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - AZ 666   2011-03-22   
602-644 3 Phoenix AZ PHNXAZGRDS0  9636 QWEST CORPORATION 666      
602-644 4 Phoenix AZ PHNXAZGRDS0  9636 QWEST CORPORATION 666      
602-644 5 Phoenix AZ PHNXAZGRDS0  9636 QWEST CORPORATION 666      
602-644 6 Phoenix AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2014-03-30   
602-644 7 Phoenix AZ PHNXAZNWDS0  9636 QWEST CORPORATION 666      
602-644 8 Phoenix AZ PHNXAZGRDS0  9636 QWEST CORPORATION 666      
602-644 9 Phoenix AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2011-12-05   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.