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: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 252

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-252 A Sulphur Springs TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
430-252 0 Sulphur Springs TX DLLSTX97X1X  073H TELNYX LLC 552   2017-06-12   
430-252 1 Sulphur Springs TX DLLTTX01HMD  6529 T-MOBILE USA, INC. 552   2017-08-22   
430-252 2 Sulphur Springs TX DLLTTX01HMD  6529 T-MOBILE USA, INC. 552   2017-08-22   
430-252 3 Sulphur Springs TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2018-06-11   
430-252 4 Sulphur Springs TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2019-05-05   
430-252 5 Sulphur Springs TX DLLTTX01CMD  5562 METRO PCS, INC. 552   2017-10-12   
430-252 6 Sulphur Springs TX DLLTTX01HMD  6529 T-MOBILE USA, INC. 552   2019-09-30   
430-252 7 Sulphur Springs TX DLLSTX3784Z  997G LOCAL ACCESS LLC - TX 552   2017-12-15   
430-252 8 Sulphur Springs TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-10-05   
430-252 9 Sulphur Springs TX CRTNTX35G03  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-07-17   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.