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
281-330 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-451 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-541 A Spring TX 6664 SPRINT SPECTRUM L.P. 560      
281-608 A Humble TX 6664 SPRINT SPECTRUM L.P. 560      
281-642 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-780 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-788 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-802 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-804 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-808 A Apollo TX 6664 SPRINT SPECTRUM L.P. 560      
281-830 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-831 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-846 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-850 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-865 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-924 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-932 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-960 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-995 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
346-408 A Dickinson TX 6664 SPRINT SPECTRUM L.P. 560      
409-599 A Galveston TX 6664 SPRINT SPECTRUM L.P. 560      
409-682 A Galveston TX 6664 SPRINT SPECTRUM L.P. 560      
409-939 A Galveston TX 6664 SPRINT SPECTRUM L.P. 560      
409-996 A Galveston TX 6664 SPRINT SPECTRUM L.P. 560      
713-256 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-320 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-385 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-398 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-443 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-446 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-539 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-545 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-875 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-927 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-250 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-256 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
832-257 A Spring EMS TX 6664 SPRINT SPECTRUM L.P. 560      
832-259 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-309 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
832-338 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-347 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
832-353 A Bammel TX 6664 SPRINT SPECTRUM L.P. 560      
832-362 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-372 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-385 A Dickinson TX 6664 SPRINT SPECTRUM L.P. 560      
832-425 A Dickinson TX 6664 SPRINT SPECTRUM L.P. 560      
832-433 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-435 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
832-453 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-473 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      

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Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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