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: 737 [Rate centres in NPA 737] [Dial plan for NPA 737]

NXX: 667

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-667 A Georgetown TX AUSTTXGR51Z  965H FRACTEL LLC 558      
737-667 0 Georgetown TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2020-08-24   
737-667 1 Georgetown TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2020-08-24   
737-667 3 Georgetown TX   506J TWILIO INTERNATIONAL INC 558   2020-10-07   
737-667 5 Georgetown TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2020-10-03   
737-667 6 Georgetown TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2020-10-03   
737-667 7 Georgetown TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2020-10-03   
737-667 8 Georgetown TX   965H FRACTEL LLC 558   2020-08-16   
737-667 9 Georgetown TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2020-10-03   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.