Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-219 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-219 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-224 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-252 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-266 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-409 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-409 0 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 1 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 2 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 3 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 4 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 5 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 6 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 7 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 8 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-409 9 Dallas TX 9533 SOUTHWESTERN BELL 552   2007-03-03   
214-443 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-520 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-521 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-522 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-523 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-525 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-526 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-528 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-559 A Dallas TX 9533 SOUTHWESTERN BELL 552      

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Last updated: Fri, 13 May 2022 22:16:13 UTC

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