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: 570

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
951-570 A Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      
951-570 0 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2006-11-03   
951-570 1 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2006-11-14   
951-570 2 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2006-11-14   
951-570 3 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2006-12-03   
951-570 4 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2006-12-03   
951-570 5 Perris CA ONTRCAXPXPY  649C ONVOY, LLC - CA 730   2008-06-06   
951-570 6 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2006-10-20   
951-570 7 Perris CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730   2006-10-20   
951-570 8 Perris CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2006-10-20   
951-570 9 Perris CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2006-10-20   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.