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: 806 [Rate centres in NPA 806] [Dial plan for NPA 806]

NXX: 405

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
806-405 A Lamesa TX LAMSTXXAPS0  1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 544      
806-405 0 Lamesa TX BWFDTXXABMD  903C ONVOY, LLC - TX 544      
806-405 1 Lamesa TX LBCKTXPSXPX  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 544      
806-405 4 Lamesa TX LBCKTXPSX9Y  903C ONVOY, LLC - TX 544      
806-405 6 Lamesa TX LBCKTXPSXFX  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 544      
806-405 8 Lamesa TX   903C ONVOY, LLC - TX 544      
806-405 9 Lamesa TX LAMSTXXAPS0  1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 544      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.