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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
346-978 A Langham Creek TX   516C AT&T CORP. 560      
346-978 0 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2016-08-29   
346-978 1 Langham Creek TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-09-01   
346-978 2 Langham Creek TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-09-01   
346-978 3 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2016-10-07   
346-978 4 Langham Creek TX   516C AT&T CORP. 560   2016-09-12   
346-978 5 Langham Creek TX   516C AT&T CORP. 560   2015-06-04   
346-978 6 Langham Creek TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-11-05   
346-978 7 Langham Creek TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-11-05   
346-978 8 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-10-30   
346-978 9 Langham Creek TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2017-10-30   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.