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.

Switch: SRFRTXXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-396 A Stratford TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546      
806-396 1 Stratford TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546   2020-11-23   
806-396 2 Stratford TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546      
806-396 4 Stratford TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546      
806-396 5 Stratford TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546      
806-396 7 Stratford TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546      
806-396 8 Stratford TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546      
806-396 9 Stratford TX 1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.