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.

Switch: LSANCA07DS0

NPA-NXX BLOCK Rate Centre Region OCN LATA Eff date Disc date Map
310-215 A Inglewood CA 9740 PACIFIC BELL 730     map
310-216 A Inglewood CA 9740 PACIFIC BELL 730     map
310-258 A Inglewood CA 9740 PACIFIC BELL 730     map
310-337 A Inglewood CA 9740 PACIFIC BELL 730     map
310-338 A Inglewood CA 9740 PACIFIC BELL 730     map
310-342 A Inglewood CA 9740 PACIFIC BELL 730     map
310-348 A Inglewood CA 9740 PACIFIC BELL 730     map
310-410 A Inglewood CA 9740 PACIFIC BELL 730     map
310-417 A Inglewood CA 9740 PACIFIC BELL 730     map
310-568 A Inglewood CA 9740 PACIFIC BELL 730     map
310-641 A Inglewood CA 9740 PACIFIC BELL 730     map
310-642 A Inglewood CA 9740 PACIFIC BELL 730     map
310-645 A Inglewood CA 9740 PACIFIC BELL 730     map
310-646 A Inglewood CA 9740 PACIFIC BELL 730     map
310-649 A Inglewood CA 9740 PACIFIC BELL 730     map
310-665 A Inglewood CA 9740 PACIFIC BELL 730     map
310-670 A Inglewood CA 9740 PACIFIC BELL 730     map
323-776 A Los Angeles: DA 09 CA 9740 PACIFIC BELL 730     map
424-646 A Inglewood CA 9740 PACIFIC BELL 730 2008-10-02    map

Last updated: Wed, 30 Aug 2017 11:37:56 UTC

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