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: 209 [Rate centres in NPA 209] [Dial plan for NPA 209]

NXX: 542

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
209-542 A Hughson CA SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738      
209-542 0 Hughson CA SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738      
209-542 1 Hughson CA SKTNCA01XFY  649C ONVOY, LLC - CA 738      
209-542 2 Hughson CA SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738      
209-542 3 Hughson CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-542 4 Hughson CA SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738      
209-542 5 Hughson CA SKTNCAGSGT0  6010 NEW CINGULAR WIRELESS PCS, LLC 738      
209-542 6 Hughson CA SKTOCAOY5MD  6529 T-MOBILE USA, INC. 738      
209-542 7 Hughson CA SKTNCA01X6Z  516C AT&T CORP. 738      
209-542 8 Hughson CA SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738      
209-542 9 Hughson CA SKTNCA01XJY  981E BANDWIDTH.COM CLEC, LLC - CA 738      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.