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.
region:

NPA: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 774

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-774 A Chico CA   321J HD CARRIER LLC 724      
530-774 0 Chico CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2017-03-20   
530-774 1 Chico CA   6664 SPRINT SPECTRUM L.P. 724   2003-07-26   
530-774 2 Chico CA   318J COMCAST IP PHONE, LLC 724   2013-02-08   
530-774 3 Chico CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-03-09   
530-774 4 Chico CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-08-22   
530-774 5 Chico CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-08-22   
530-774 6 Chico CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-08-22   
530-774 7 Chico CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-08-22   
530-774 8 Chico CA   5562 METRO PCS, INC. 724   2009-03-08   
530-774 9 Chico CA   321J HD CARRIER LLC 724   2020-11-16   

Last updated: Sat, 31 Oct 2020 19:28:10 UTC

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