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.

OCN: 7453 U.S. TELEPACIFIC CORP. - CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
530-717 2 Chico CA CHICCA01UMD  724   2011-01-15   
530-717 4 Chico CA CHICCA01YMD  724   2015-06-17   
530-746 7 Davis CA SCRMCA01XTY  726   2008-02-09   
530-748 4 Placerville: West DA CA SCRMCA01XXX  726   2011-04-15   
530-763 9 Marysville CA SCRMCA01XXX  726   2012-01-12   
530-771 4 Davis CA SCRMCA01XXX  726   2014-09-20   
530-772 3 Challenge CA CHICCA01YMD  724   2017-06-09   
530-776 6 Anderson CA CHICCAEY3MD  724   2005-12-05   
530-781 A Chico CA CHICCAEY3MD  724      
530-781 1 Chico CA CHICCAEY3MD  724   2005-10-16   
530-794 3 Winters CA SCRMCA01XXX  726   2014-07-02   
530-797 8 Gridley CA SCRMCA01XXX  726   2012-09-16   
530-798 2 Grass Valley: Main DA CA SCRMCA01XXX  726   2005-12-05   
530-809 3 Chico CA CHICCAEY3MD  724   2008-03-08   
530-830 A Auburn: North DA CA SCRMCA01XXX  726      
530-838 6 Corning CA CHICCA01UMD  724   2013-07-12   
530-839 5 Vina CA CHICCAEY3MD  724   2013-02-18   
530-840 2 Red Bluff CA CHICCAEY3MD  724   2012-11-05   
530-863 2 Auburn: Main DA CA SCRMCA01XXX  726   2012-11-19   
530-863 4 Auburn: Main DA CA SCRMCA01XXX  726   2008-02-13   
530-924 2 Chico CA CHICCAEY3MD  724   2009-05-31   
530-936 6 Orland CA CHICCAEY3MD  724   2011-05-12   
530-955 2 Nevada City CA SCRMCA01X4Z  726   2015-11-23   
530-962 6 Shasta Lake CA CHICCA01YMD  724   2017-06-30   
559-201 5 Chowchilla CA SKTNCA01X7X  738   2005-12-05   
559-203 6 Clovis CA FRSNCA01X9Y  728   2011-12-12   
559-205 8 Visalia CA FRSNCA01X2Z  728   2016-01-28   
559-212 A Hanford CA   728      
559-212 2 Hanford CA   728      
559-212 6 Hanford CA FRSNCA01XRY  728      
559-214 4 Fresno CA FRSNCA01X2Z  728   2016-08-28   
559-238 6 Kingsburg CA FRSNCA01X9Y  728   2005-12-05   
559-239 3 Lindsay CA FRSNCA01X9Y  728   2013-10-27   
559-302 5 Visalia CA FRSNCA01X9Y  728   2013-07-12   
559-306 1 Porterville CA FRSNCA01X9Y  728   2005-12-05   
559-320 A Fresno CA   728      
559-320 0 Fresno CA   728      
559-320 1 Fresno CA   728      
559-320 2 Fresno CA   728      
559-320 3 Fresno CA   728      
559-320 4 Fresno CA   728      
559-320 8 Fresno CA   728      
559-320 9 Fresno CA   728      
559-326 5 Clovis CA FRSNCA01X9Y  728   2005-04-29   
559-329 A Tulare CA FRSNCA01X2Z  728      
559-329 3 Tulare CA FRSNCA01X2Z  728      
559-332 8 Squaw Valley CA FRSNCA01X9Y  728   2013-11-01   
559-334 0 Visalia CA   728      
559-334 6 Visalia CA FRSNCA01XRY  728      
559-339 A Porterville CA   728      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.