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: 506

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-506 A Willis TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560      
936-506 0 Willis TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
936-506 1 Willis TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560      
936-506 2 Willis TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
936-506 3 Willis TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
936-506 4 Willis TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
936-506 5 Willis TX HSTNTXMOX6X  624H ONVOY SPECTRUM, LLC 560      
936-506 7 Willis TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
936-506 8 Willis TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560      
936-506 9 Willis TX HSTNTXJAXLX  177F PEERLESS NETWORK OF TEXAS, LLC - TX 560      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.