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: HSTHTXENCM1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-300 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-451 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
281-512 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560   2012-11-16   
281-608 A Humble TX 6664 SPRINT SPECTRUM L.P. 560   2006-10-20   
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   2012-03-03   
832-233 A Humble TX 6664 SPRINT SPECTRUM L.P. 560      
832-428 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      
832-453 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      
832-496 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-524 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   2012-03-03   
832-577 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-578 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-633 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   2012-08-13   
832-719 A Houston Suburban TX 6664 SPRINT SPECTRUM L.P. 560   2012-10-21   
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      
832-798 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-816 A Houston TX 6664 SPRINT SPECTRUM L.P. 560      
832-865 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, 10 Nov 2019 13:49:34 UTC

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