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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
213-519 A Los Angeles: DA 07 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-547 A Los Angeles: DA 01 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-562 A Los Angeles: DA 04 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-635 A Los Angeles: DA 04 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-636 A Los Angeles: DA 10 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-671 A Montebello CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-684 A Los Angeles: DA 09 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-757 A Los Angeles: DA 01 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-789 A Los Angeles: DA 02 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-797 A Los Angeles: DA 01 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-876 A Los Angeles: DA 09 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2024-11-11   
213-884 A Los Angeles: DA 10 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-953 A Los Angeles: DA 02 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2024-10-03   
310-565 A El Segundo CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-598 A Beverly Hills CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-633 A Santa Monica: Santa Monica DA CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-744 A El Segundo CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
310-981 A Inglewood CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-362 A Los Angeles: DA 05 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-491 A Los Angeles: DA 14 CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-914 A Montebello CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-479 A Culver City CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-486 A Compton: Gardena DA CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-493 A Malibu CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-565 A Torrance CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
424-678 A El Segundo CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
562-443 A Compton: Compton DA CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
562-636 A Downey CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
562-792 A Compton: Compton DA CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
626-661 A Pasadena: Pasadena DA CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2024-02-26   
626-755 A Pasadena: Pasadena DA CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
657-526 A Anaheim CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
657-579 A Orange CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
657-619 A Orange CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
657-712 A Anaheim CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2024-01-14   
661-581 A Palmdale: Palmdale DA CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
714-244 A Orange CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
714-383 A Garden Grove CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
714-510 A Brea CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
714-913 A Santa Ana CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
714-947 A Cypress CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
747-745 A Northridge CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
818-627 A Glendale CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
949-471 A Irvine CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
949-573 A Capistrano Valley CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
949-616 A Saddleback Valley CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
951-256 A Corona CA 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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