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: IRVNCA11DS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
949-221 A Irvine CA 9740 PACIFIC BELL 730      
949-252 A Irvine CA 9740 PACIFIC BELL 730      
949-260 A Irvine CA 9740 PACIFIC BELL 730      
949-261 A Irvine CA 9740 PACIFIC BELL 730      
949-263 A Irvine CA 9740 PACIFIC BELL 730      
949-442 A Irvine CA 9740 PACIFIC BELL 730      
949-475 A Irvine CA 9740 PACIFIC BELL 730      
949-476 A Irvine CA 9740 PACIFIC BELL 730      
949-477 A Irvine CA 9740 PACIFIC BELL 730      
949-567 A Irvine CA 9740 PACIFIC BELL 730      
949-622 A Irvine CA 9740 PACIFIC BELL 730      
949-794 A Irvine CA 9740 PACIFIC BELL 730      
949-797 A Irvine CA 9740 PACIFIC BELL 730      
949-833 A Irvine CA 9740 PACIFIC BELL 730      
949-838 A Irvine CA 9740 PACIFIC BELL 730      
949-851 A Irvine CA 9740 PACIFIC BELL 730      
949-852 A Irvine CA 9740 PACIFIC BELL 730      
949-975 A Irvine CA 9740 PACIFIC BELL 730      

Last updated: Wed, 01 Apr 2020 02:09:16 UTC

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