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: 583

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
602-583 A Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666      
602-583 0 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-01-29   
602-583 1 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-02-05   
602-583 2 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-02-05   
602-583 3 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-03-06   
602-583 4 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-03-06   
602-583 5 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-03-06   
602-583 6 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-03-06   
602-583 7 Phoenix AZ PHNXAZMAX1Z  318J COMCAST IP PHONE, LLC 666   2017-02-19   
602-583 8 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-04-02   
602-583 9 Phoenix AZ TEMPAZNR5MD  5562 METROPCS, INC. 666   2017-01-29   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.