Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: DLLSTXADDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
972-855 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-855 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-855 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-855 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-855 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-856 A Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 A Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-866 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-960 A Dallas TX 9533 SOUTHWESTERN BELL 552      
972-982 A Dallas TX 9533 SOUTHWESTERN BELL 552      
972-982 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-982 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-982 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-982 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-982 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-982 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
972-991 A Dallas TX 9533 SOUTHWESTERN BELL 552      

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

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