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.
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OCN: 7262 XO CALIFORNIA, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
925-852 2 Concord CA FRMTCAEDDS0  722   2004-09-24   
925-860 A Sunol CA FRMTCAEDDS0  722      
925-860 2 Sunol CA FRMTCAEDDS0  722   2005-06-18   
925-860 6 Sunol CA FRMTCAEDDS0  722      
925-884 5 Bishop Ranch CA FRMTCAEDDS2  722   2005-06-13   
925-884 6 Bishop Ranch CA FRMTCAEDDS2  722   2005-06-13   
925-913 4 Bishop Ranch CA FRMTCAEDDS2  722   2010-01-31   
925-913 6 Bishop Ranch CA FRMTCAEDDS2  722   2010-01-31   
925-913 7 Bishop Ranch CA FRMTCAEDDS2  722   2006-10-09   
925-952 7 Walnut Creek CA FRMTCAEDDS2  722   2006-10-09   
925-954 6 Walnut Creek CA FRMTCAEDDS2  722   2010-07-16   
925-956 A Walnut Creek CA FRMTCAEDDS0  722      
925-956 0 Walnut Creek CA FRMTCAEDDS0  722      
925-956 1 Walnut Creek CA FRMTCAEDDS0  722      
925-956 5 Walnut Creek CA FRMTCAEDDS0  722   2004-09-24   
925-956 7 Walnut Creek CA FRMTCAEDDS0  722   2006-10-09   
949-200 A Newport Beach CA SNANCALWDS0  730      
949-200 4 Newport Beach CA SNANCALWDS0  730      
949-208 6 Irvine CA SNANCALWDS1  730   2009-01-27   
949-231 A Irvine CA SNANCALWDS0  730      
949-231 1 Irvine CA SNANCALWDS0  730      
949-231 3 Irvine CA SNANCALWDS0  730      
949-231 4 Irvine CA SNANCALWDS0  730      
949-231 5 Irvine CA SNANCALWDS0  730      
949-231 6 Irvine CA SNANCALWDS0  730      
949-236 2 Irvine CA SNANCALWDS1  730   2011-12-30   
949-236 3 Irvine CA SNANCALWDS1  730   2011-12-30   
949-237 5 Irvine CA SNANCALWDS1  730   2012-11-16   
949-237 6 Irvine CA SNANCALWDS1  730   2012-11-16   
949-242 2 Irvine CA SNANCALWDS1  730   2007-05-27   
949-242 3 Irvine CA SNANCALWDS1  730   2007-05-27   
949-242 4 Irvine CA SNANCALWDS1  730   2007-05-27   
949-242 5 Irvine CA SNANCALWDS1  730   2007-05-27   
949-257 A Capistrano Valley CA SNANCALWDS0  730      
949-257 0 Capistrano Valley CA SNANCALWDS0  730      
949-257 1 Capistrano Valley CA SNANCALWDS0  730      
949-257 4 Capistrano Valley CA SNANCALWDS0  730      
949-258 A Newport Beach CA SNANCALWDS0  730      
949-258 0 Newport Beach CA SNANCALWDS0  730      
949-258 1 Newport Beach CA SNANCALWDS0  730      
949-258 4 Newport Beach CA SNANCALWDS0  730      
949-258 5 Newport Beach CA SNANCALWDS0  730      
949-258 6 Newport Beach CA SNANCALWDS1  730   2005-09-23   
949-258 8 Newport Beach CA SNANCALWDS1  730   2005-09-23   
949-259 A Rancho Viejo CA SNANCALWDS0  730      
949-259 0 Rancho Viejo CA SNANCALWDS0  730      
949-259 1 Rancho Viejo CA SNANCALWDS0  730      
949-259 4 Rancho Viejo CA SNANCALWDS0  730      
949-264 A Trabuco CA SNANCALWDS0  730      
949-264 1 Trabuco CA SNANCALWDS0  730   2006-06-11   

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Last updated: Sun, 28 Feb 2021 19:06:05 UTC

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