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: 593

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-593 A Sedona AZ TEMPAZNR5MD  5562 METROPCS, INC. 666      
928-593 0 Sedona AZ   5562 METROPCS, INC. 666      
928-593 1 Sedona AZ   939H COMMIO, LLC 666   2021-09-03   
928-593 2 Sedona AZ   939H COMMIO, LLC 666   2021-09-03   
928-593 3 Sedona AZ   939H COMMIO, LLC 666   2021-09-03   
928-593 4 Sedona AZ   630E ONVOY, LLC - AZ 666   2022-11-28   
928-593 5 Sedona AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2021-09-16   
928-593 6 Sedona AZ   318J COMCAST IP PHONE, LLC 666   2016-12-30   
928-593 7 Sedona AZ   3285 LEVEL 3 COMMUNICATIONS, LLC - AZ 666   2021-09-16   
928-593 8 Sedona AZ   6010 NEW CINGULAR WIRELESS PCS, LLC 666   2016-08-16   
928-593 9 Sedona AZ   5562 METROPCS, INC. 666      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.