Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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St Jo, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
940-236 A DCTRTXXATMD  903C ONVOY, LLC - TX 552      
940-236 0 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2017-06-24   
940-236 1   145J TERRA NOVA TELECOM INC. 552   2025-08-24   
940-236 2 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2020-08-21   
940-236 3 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2020-08-21   
940-236 5 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2021-07-24   
940-236 6 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2022-12-22   
940-236 7 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2021-09-06   
940-236 8 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2021-02-03   
940-236 9 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2021-02-03   
940-409 A DCTRTXXARMD  506J TWILIO INTERNATIONAL, INC. 552   2025-01-11   
940-409 0 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2023-07-24   
940-409 4 DCTRTXXATMD  903C ONVOY, LLC - TX 552   2023-02-20   
940-409 5 DCTRTXXARMD  506J TWILIO INTERNATIONAL, INC. 552   2025-01-12   
940-995 A STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 0 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 1 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-05-19   
940-995 2 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 3 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 4 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 5 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 6 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 7 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 8 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      
940-995 9 STJOTXXARP0  2114 BRIGHTSPEED OF TEXAS, INC. 552      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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