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: 339

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
530-339 A Redding CA RDNGCA02DS1  9740 PACIFIC BELL 724      
530-339 0 Redding CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 724   2007-10-08   
530-339 1 Redding CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-08-22   
530-339 2 Redding CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-09-06   
530-339 3 Redding CA   9740 PACIFIC BELL 724      
530-339 4 Redding CA   9740 PACIFIC BELL 724      
530-339 5 Redding CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-09-06   
530-339 6 Redding CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-08-22   
530-339 7 Redding CA   9740 PACIFIC BELL 724      
530-339 8 Redding CA   6010 NEW CINGULAR WIRELESS PCS, LLC 724   2005-08-22   
530-339 9 Redding CA   9740 PACIFIC BELL 724      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.