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.

Switch: FTWOTXCRDS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-806 A Grand Prairie EMS TX 9533 SOUTHWESTERN BELL 552      
682-236 A Arlington TX 9533 SOUTHWESTERN BELL 552      
682-242 A Arlington TX 9533 SOUTHWESTERN BELL 552      
682-314 A Arlington TX 9533 SOUTHWESTERN BELL 552      
682-320 A Arlington TX 9533 SOUTHWESTERN BELL 552      
682-867 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-226 A Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-261 A Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-265 A Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-274 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-275 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-276 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-277 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-299 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-404 A Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-543 A Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-548 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-792 A Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-804 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-860 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-861 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-892 A Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-960 A Arlington TX 9533 SOUTHWESTERN BELL 552      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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