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: HSTHTXENAMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-300 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-512 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-772 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-773 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-896 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
281-989 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
713-998 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
832-215 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-216 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-233 A Humble TX 6664 SPRINT SPECTRUM L.P. 560      
832-236 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-264 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-265 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-293 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-368 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-407 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-423 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-428 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-439 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-443 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-452 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-483 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-489 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-498 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-524 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-527 A Humble TX 6664 SPRINT SPECTRUM L.P. 560      
832-528 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-545 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-563 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-574 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
832-577 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-647 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-651 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-686 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
832-719 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560      
832-721 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-722 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-723 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-724 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-725 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-746 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-752 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-754 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-816 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-969 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-971 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-978 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      

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

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