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: 281 [Rate centres in NPA 281] [Dial plan for NPA 281]

NXX: 429

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-429 A Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 0 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 1 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 2 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 3 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 4 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 5 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 6 Porter Heights EMS TX HSTNTXJAXVX  353D CHARTER FIBERLINK TX-CCO, LLC - TX 560      
281-429 7 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      
281-429 8 Porter Heights EMS TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
281-429 9 Porter Heights EMS TX PTHSTXXARS0  2114 BRIGHTSPEED OF TEXAS, INC. 560      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.