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: 936 [Rate centres in NPA 936] [Dial plan for NPA 936]

NXX: 270

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-270 A Conroe TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
936-270 0 Conroe TX HSTNTXJAXVX  353D CHARTER FIBERLINK TX-CCO, LLC - TX 560      
936-270 1 Conroe TX HSTOTX46DS0  7239 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 560      
936-270 2 Conroe TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
936-270 3 Conroe TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
936-270 4 Conroe TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
936-270 5 Conroe TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
936-270 6 Conroe TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
936-270 7 Conroe TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
936-270 8 Conroe TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
936-270 9 Conroe TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.