Local Calling Guide

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NPA: 818 [Rate centres in NPA 818] [Dial plan for NPA 818]

NXX: 300

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
818-300 A Reseda CA RESDCA01DS0  9740 PACIFIC BELL 730      
818-300 0 Reseda CA   9740 PACIFIC BELL 730      
818-300 1 Reseda CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-06-21   
818-300 2 Reseda CA   6529 T-MOBILE USA, INC. 730   2005-09-10   
818-300 3 Reseda CA   6529 T-MOBILE USA, INC. 730   2002-12-10   
818-300 4 Reseda CA   6529 T-MOBILE USA, INC. 730   2002-12-10   
818-300 5 Reseda CA   6529 T-MOBILE USA, INC. 730   2002-12-10   
818-300 6 Reseda CA   6529 T-MOBILE USA, INC. 730   2005-01-08   
818-300 7 Reseda CA   6529 T-MOBILE USA, INC. 730   2002-12-10   
818-300 8 Reseda CA   6529 T-MOBILE USA, INC. 730   2005-03-03   
818-300 9 Reseda CA   6529 T-MOBILE USA, INC. 730   2005-07-09   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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