Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

NXX: 644

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-644 A Chico TX CHICTXXARS0  2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 552      
940-644 0 Chico TX CHICTXXARS0  2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 552      
940-644 1 Chico TX CHICTXXARS0  2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 552      
940-644 2 Chico TX CHICTXXARS0  2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 552      
940-644 3 Chico TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-06-18   
940-644 4 Chico TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-16   
940-644 5 Chico TX CHICTXXARS0  2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 552      
940-644 6 Chico TX CHICTXXARS0  2114 CENTRAL TEL. CO. OF TEXAS DBA CENTURYLINK 552      
940-644 7 Chico TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2017-06-06   
940-644 8 Chico TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-19   
940-644 9 Chico TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-16   

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

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