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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Switch: LSANCARCD9S

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
951-729 1 Arlington CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-729 2 Arlington CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-729 4 Arlington CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-744 A Hemet: Anza DA CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-797 A Banning CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-797 1 Banning CA 4129 O1 COMMUNICATIONS, INC. - CA 730   2006-08-10   
951-797 2 Banning CA 4129 O1 COMMUNICATIONS, INC. - CA 730   2006-08-10   
951-824 A Riverside CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-824 1 Riverside CA 4129 O1 COMMUNICATIONS, INC. - CA 730   2006-05-02   
951-824 2 Riverside CA 4129 O1 COMMUNICATIONS, INC. - CA 730   2006-05-02   
951-878 A Lakeview-Nuevo CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-878 1 Lakeview-Nuevo CA 4129 O1 COMMUNICATIONS, INC. - CA 730   2006-10-09   
951-878 2 Lakeview-Nuevo CA 4129 O1 COMMUNICATIONS, INC. - CA 730   2006-10-09   
951-901 A Woodcrest CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-901 1 Woodcrest CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-901 2 Woodcrest CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-901 4 Woodcrest CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-934 A Mira Loma CA 4129 O1 COMMUNICATIONS, INC. - CA 730      
951-934 1 Mira Loma CA 4129 O1 COMMUNICATIONS, INC. - CA 730   2006-10-09   
951-934 2 Mira Loma CA 4129 O1 COMMUNICATIONS, INC. - CA 730   2006-10-09   

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Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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