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: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-777 A Conroe TX HSTQTXRG6MD  139F WORLDCALL INTERCONNECT INC. 560      
936-777 0 Conroe TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
936-777 1 Conroe TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      
936-777 2 Conroe TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
936-777 3 Conroe TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
936-777 4 Conroe TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
936-777 5 Conroe TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
936-777 6 Conroe TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
936-777 7 Conroe TX HSTQTXRG6MD  139F WORLDCALL INTERCONNECT INC. 560      
936-777 8 Conroe TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
936-777 9 Conroe TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.