Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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IRVECAJTRS0  IRVINE  RS 

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
626-507 A Sierra Madre CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-507 1 Sierra Madre CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-508 A San Gabriel Canyon CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-508 2 San Gabriel Canyon CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-509 A Monrovia CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-509 1 Monrovia CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-542 A El Monte CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-542 2 El Monte CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-543 A Covina-Baldwin Park CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-543 1 Covina-Baldwin Park CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-543 2 Covina-Baldwin Park CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-543 9 Covina-Baldwin Park CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-623 A Arcadia CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-623 1 Arcadia CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-629 A Azusa-Glendora CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-629 1 Azusa-Glendora CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-667 A La Puente CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-667 1 La Puente CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-667 3 La Puente CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-667 5 La Puente CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-667 6 La Puente CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-696 A Pasadena: Pasadena DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-696 1 Pasadena: Pasadena DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-696 2 Pasadena: Pasadena DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-696 4 Pasadena: Pasadena DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-714 4 Pasadena: Pasadena DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2015-08-20   
626-765 8 Pasadena: Pasadena DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2012-11-09   
626-788 4 Pasadena: Pasadena DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2013-12-06   
626-863 A Alhambra CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-863 1 Alhambra CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
657-231 7 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2014-03-21   
657-235 6 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2012-02-06   
657-261 3 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2014-12-29   
657-313 A Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
657-313 2 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2016-05-13   
657-328 9 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2016-07-12   
657-383 9 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2015-03-13   
657-464 6 Huntington Beach CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2010-05-25   
657-720 6 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2017-10-30   
657-900 1 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2012-11-14   
661-202 A Palmdale: Palmdale DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
661-202 1 Palmdale: Palmdale DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
661-414 A Santa Clarita: Newhall-Castaic DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
661-414 1 Santa Clarita: Newhall-Castaic DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
661-513 5 Santa Clarita: Saugus Canyon Country DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2013-11-09   
661-622 A Palmdale: Leona Valley DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
661-622 1 Palmdale: Leona Valley DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
661-674 3 Lancaster CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2010-08-18   
714-277 A Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
714-277 1 Santa Ana CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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