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: ONTRCAFXDS0

Remotes:

Switch Switch name Switch type
IRVECAJTRS0  IRVINE  RS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
213-334 7 Los Angeles: DA 01 CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
213-694 3 Los Angeles: DA 01 CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
213-694 4 Los Angeles: DA 01 CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-725 8 Hawthorne CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
323-852 4 Los Angeles: DA 13 CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
424-277 5 El Segundo CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
424-278 2 Beverly Hills CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
424-320 4 West Los Angeles CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
424-330 3 Santa Monica: Santa Monica DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
424-365 6 West Los Angeles CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
424-367 4 El Segundo CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
424-367 5 El Segundo CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
424-653 5 Beverly Hills 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 3 La Puente 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      
626-765 8 Pasadena: Pasadena DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
626-788 4 Pasadena: Pasadena 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      
747-257 2 Glendale CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
747-276 3 Van Nuys CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
747-291 2 Burbank: Burbank DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
760-463 5 Ridgecrest CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
760-706 4 Wrightwood: Phelan DA CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
805-678 5 Point Mugu CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
818-647 7 Van Nuys CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-244 5 Upland CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-328 5 Redlands CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-334 3 Chino CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-378 7 Diamond Bar CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-462 1 San Bernardino CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-601 3 San Bernardino CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-687 3 Ontario CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
909-755 7 Upland CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-435 A Perris CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-435 4 Perris CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-523 A Corona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-523 2 Corona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-523 3 Corona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-523 4 Corona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-523 5 Corona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-523 6 Corona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-638 A Temescal Canyon CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-638 2 Temescal Canyon CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
951-893 9 Corona CA 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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