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: 543

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-543 A South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 0 South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 1 South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 2 South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 3 South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 5 South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 6 South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 7 South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 8 South Tahoe CA STAHCA01DS0  9740 PACIFIC BELL 726      
530-543 9 South Tahoe CA SCRMCA01XQY  9262 UTILITY TELECOM GROUP, LLC - CA 726      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.