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: 427

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
928-427 A Wickenburg AZ YRNLAZMARS1  9636 QWEST CORPORATION 666      
928-427 0 Wickenburg AZ YRNLAZMARS1  9636 QWEST CORPORATION 666      
928-427 1 Wickenburg AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-03-11   
928-427 2 Wickenburg AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-04-22   
928-427 3 Wickenburg AZ YRNLAZMARS1  9636 QWEST CORPORATION 666      
928-427 4 Wickenburg AZ YRNLAZMARS1  9636 QWEST CORPORATION 666      
928-427 5 Wickenburg AZ PHNZAZZJDS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 666   2014-01-15   
928-427 6 Wickenburg AZ YRNLAZMARS1  9636 QWEST CORPORATION 666      
928-427 7 Wickenburg AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-04-22   
928-427 8 Wickenburg AZ PHNXAZ28DS3  630E ONVOY, LLC - AZ 666   2016-03-11   
928-427 9 Wickenburg AZ YRNLAZMARS1  9636 QWEST CORPORATION 666      

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.