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: 530 [Rate centres in NPA 530] [Dial plan for NPA 530]

NXX: 562

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-562 A Truckee CA TRUCCA12RS0  9740 PACIFIC BELL 726      
530-562 0 Truckee CA TRUCCA12RS0  9740 PACIFIC BELL 726      
530-562 1 Truckee CA TRUCCA12RS0  9740 PACIFIC BELL 726      
530-562 2 Truckee CA TRUCCA12RS0  9740 PACIFIC BELL 726      
530-562 3 Truckee CA TRUCCA12RS0  9740 PACIFIC BELL 726      
530-562 4 Truckee CA WSCRCAHW3MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 726   2005-07-10   
530-562 5 Truckee CA WSCRCAKE1MD  6529 T-MOBILE USA, INC. 726   2009-04-20   
530-562 6 Truckee CA   612K CSC VOICE, LLC 726   2012-08-15   
530-562 7 Truckee CA WSCRCAAHNMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 726   2013-05-24   
530-562 8 Truckee CA TRUCCA12RS0  9740 PACIFIC BELL 726      
530-562 9 Truckee CA SCRMCA01XSY  649C ONVOY, LLC - CA 726   2013-11-30   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.