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.

OCN: 7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
818-253 A Burbank: Sun Valley DA CA LSANCA03DS3  730      
818-253 0 Burbank: Sun Valley DA CA LSANCA03DS3  730      
818-253 2 Burbank: Sun Valley DA CA LSANCA03DS3  730      
818-253 3 Burbank: Sun Valley DA CA LSANCA03DS3  730      
818-253 7 Burbank: Sun Valley DA CA LSANCA03DS3  730      
818-254 A Glendale CA LSANCA03DS7  730      
818-254 0 Glendale CA LSANCA03DS7  730      
818-254 1 Glendale CA LSANCA03DS7  730      
818-254 2 Glendale CA LSANCA03DS7  730      
818-254 3 Glendale CA LSANCA03DS7  730      
818-254 4 Glendale CA LSANCA03DS7  730      
818-254 7 Glendale CA LSANCA03DS7  730      
818-282 A San Fernando: Granada Hills DA CA LSANCA03DS3  730      
818-282 9 San Fernando: Granada Hills DA CA LSANCA03DS3  730      
818-288 9 Burbank: Burbank DA CA   730   2002-08-18   
818-291 8 Glendale CA LSANCA03DS7  730   2014-11-21   
818-293 6 Sunland-Tujunga CA LSANCA03DS3  730   2010-05-10   
818-299 A North Hollywood CA LSANCA03DS3  730      
818-299 5 North Hollywood CA LSANCA03DS3  730   2008-11-16   
818-299 9 North Hollywood CA LSANCA03DS3  730      
818-369 2 La Crescenta CA LSANCA03DS7  730   2001-12-17   
818-391 A Burbank: Burbank DA CA LSANCA03DS7  730      
818-391 1 Burbank: Burbank DA CA LSANCA03DS7  730      
818-391 5 Burbank: Burbank DA CA LSANCA03DS7  730      
818-428 A Northridge CA LSANCA03DS3  730      
818-428 3 Northridge CA LSANCA03DS3  730      
818-428 4 Northridge CA LSANCA03DS3  730      
818-428 6 Northridge CA LSANCA03DS3  730      
818-440 0 Canoga Park CA SHOKCA02IMD  730   2017-11-27   
818-464 A Van Nuys CA LSANCA03DS3  730      
818-464 0 Van Nuys CA LSANCA03DS3  730      
818-464 1 Van Nuys CA LSANCA03DS3  730      
818-464 2 Van Nuys CA LSANCA03DS3  730      
818-464 3 Van Nuys CA LSANCA03DS3  730      
818-464 5 Van Nuys CA LSANCA03DS3  730      
818-464 7 Van Nuys CA LSANCA03DS3  730      
818-464 9 Van Nuys CA LSANCA03DS3  730      
818-466 8 Canoga Park CA LSANCA03DS3  730   2005-09-12   
818-480 A Burbank: Burbank DA CA LSANCA03DS7  730      
818-480 9 Burbank: Burbank DA CA LSANCA03DS7  730      
818-524 3 Burbank: Burbank DA CA LSANCA03DS7  730   2005-01-03   
818-524 4 Burbank: Burbank DA CA LSANCA03DS7  730   2005-01-03   
818-524 5 Burbank: Burbank DA CA LSANCA03DS7  730   2005-01-03   
818-524 6 Burbank: Burbank DA CA LSANCA03DS7  730   2005-01-03   
818-524 7 Burbank: Burbank DA CA LSANCA03DS7  730   2005-01-03   
818-527 7 Northridge CA LSANCA03DS3  730   2009-08-17   
818-540 A Agoura CA LSANCA03DS3  730      
818-540 2 Agoura CA LSANCA03DS3  730      
818-540 4 Agoura CA LSANCA03DS3  730      
818-540 6 Agoura CA LSANCA03DS3  730      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 >>

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.