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.

Adrian, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
806-504 A AMRLTX02X4Y  508J CENTURYLINK COMMUNICATIONS, LLC 546      
806-504 7 AMRLTX02X4Y  508J CENTURYLINK COMMUNICATIONS, LLC 546   2017-12-23   
806-536 A DUMSTXXA5MD  0132 AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX 546      
806-538 A ADRNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 546      
806-538 0 ADRNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 546      
806-538 1 ADRNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 546      
806-538 2 ADRNTXXARP0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 546      
806-538 6 ADRNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 546      
806-538 7 ADRNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 546      
806-538 8 ADRNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 546      
806-538 9 ADRNTXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 546      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.