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: 520 [Rate centres in NPA 520] [Dial plan for NPA 520]

NXX: 598

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
520-598 A Casa Grande AZ TEMPAZNR7MD  5562 METROPCS, INC. 666      
520-598 0 Casa Grande AZ PHNXAZ28VMD  073H TELNYX LLC 666   2021-12-03   
520-598 1 Casa Grande AZ PHNXAZMAXQY  624H ONVOY SPECTRUM, LLC 666   2021-12-03   
520-598 2 Casa Grande AZ PHNXAZMAXQY  624H ONVOY SPECTRUM, LLC 666   2021-12-03   
520-598 3 Casa Grande AZ PHNXAZMAXQY  624H ONVOY SPECTRUM, LLC 666   2021-12-03   
520-598 4 Casa Grande AZ PHNXAZMAXQY  624H ONVOY SPECTRUM, LLC 666   2021-12-03   
520-598 5 Casa Grande AZ PHNXAZMAXQY  624H ONVOY SPECTRUM, LLC 666   2021-12-03   
520-598 6 Casa Grande AZ PHNZAZZJAMD  6572 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZ 666   2021-12-03   
520-598 7 Casa Grande AZ PHNXAZ19DS3  579F PEERLESS NETWORK OF ARIZONA, LLC - AZ 666   2021-12-03   
520-598 8 Casa Grande AZ   6529 T-MOBILE USA, INC. 666   2024-02-28   
520-598 9 Casa Grande AZ TEMPAZNR7MD  5562 METROPCS, INC. 666   2021-12-02   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.