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: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-900 A Lake Dallas TX DLLSTX97X5X  965H FRACTEL, LLC 552      
940-900 0 Lake Dallas TX   965H FRACTEL, LLC 552   2020-08-20   
940-900 1 Lake Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2022-03-17   
940-900 2 Lake Dallas TX   490J DISH WIRELESS, LLC 552   2022-05-30   
940-900 3 Lake Dallas TX   903C ONVOY, LLC - TX 552   2020-09-23   
940-900 4 Lake Dallas TX   903C ONVOY, LLC - TX 552   2020-09-23   
940-900 5 Lake Dallas TX   903C ONVOY, LLC - TX 552   2023-08-12   
940-900 6 Lake Dallas TX   903C ONVOY, LLC - TX 552   2021-11-21   
940-900 7 Lake Dallas TX   903C ONVOY, LLC - TX 552   2021-11-21   
940-900 8 Lake Dallas TX   903C ONVOY, LLC - TX 552   2021-11-21   
940-900 9 Lake Dallas TX   965H FRACTEL, LLC 552   2020-08-20   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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