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: 346 [Rate centres in NPA 346] [Dial plan for NPA 346]

NXX: 527

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-527 A Katy TX KATYTXXA9MD  903C ONVOY, LLC - TX 560      
346-527 0 Katy TX KATYTXXA9MD  903C ONVOY, LLC - TX 560      
346-527 1 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-527 2 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-527 3 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-527 4 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-527 5 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-527 6 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-527 7 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-527 8 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
346-527 9 Katy TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.