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.

NPA: 951 [Rate centres in NPA 951] [Dial plan for NPA 951]

NXX: 488

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-488 A Moreno CA SNYMCAXF92F  2319 FRONTIER CALIFORNIA INC. 730      
951-488 0 Moreno CA SNYMCAXF92F  2319 FRONTIER CALIFORNIA INC. 730      
951-488 1 Moreno CA SNYMCAXF92F  2319 FRONTIER CALIFORNIA INC. 730      
951-488 2 Moreno CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
951-488 3 Moreno CA ANHMCA01DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
951-488 4 Moreno CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
951-488 5 Moreno CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
951-488 6 Moreno CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
951-488 7 Moreno CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
951-488 8 Moreno CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
951-488 9 Moreno CA SNYMCAXF92F  2319 FRONTIER CALIFORNIA INC. 730      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.