Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

NXX: 433

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-433 A Prosper TX PRSPTXFIRS2  9533 SOUTHWESTERN BELL 552      
972-433 0 Prosper TX DLLSTX97X1X  073H TELNYX LLC 552   2017-06-22   
972-433 1 Prosper TX PRSPTXFIRS2  9533 SOUTHWESTERN BELL 552   2017-06-21   
972-433 2 Prosper TX DLLSTXRIY0X  425J CSC WIRELESS, LLC 552   2019-06-28   
972-433 3 Prosper TX DLLSTXRIY0X  425J CSC WIRELESS, LLC 552   2019-06-28   
972-433 4 Prosper TX DLLSTXRIY0X  425J CSC WIRELESS, LLC 552   2019-06-28   
972-433 5 Prosper TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-09-18   
972-433 6 Prosper TX DLLSTX97X1X  073H TELNYX LLC 552   2019-12-13   
972-433 7 Prosper TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-04-29   
972-433 8 Prosper TX   515J IP HORIZON LLC 552   2017-12-15   
972-433 9 Prosper TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2020-04-26   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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