Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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May, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
254-257 A DLLSTX3773Z  0132 AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX 552      
254-259 A MAY TXXARS0  1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 0   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 1   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 2   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 3   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 4   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 5   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 7   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 8   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-259 9   1181 VALOR TELECOMM TX, LD-TX #2 DBA WINDSTREAM COMM SW 552      
254-946 A DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
254-946 1   004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-11-16   
254-946 2   516J TON80 COMMUNICATIONS LLC 552   2021-08-19   
254-946 3   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2012-04-24   
254-946 4   903C ONVOY, LLC - TX 552   2019-09-29   
254-946 5   004F BANDWIDTH.COM CLEC, LLC - TX 552   2021-10-11   
254-946 6   506J TWILIO INTERNATIONAL INC 552   2020-10-12   
254-946 7   903C ONVOY, LLC - TX 552   2021-02-01   
254-946 8   903C ONVOY, LLC - TX 552   2021-02-01   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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