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.

NPA: 281 [Rate centres in NPA 281] [Dial plan for NPA 281]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-516 A Tomball TX TBLLTXTBDS0  9533 SOUTHWESTERN BELL 560      
281-516 0 Tomball TX   9533 SOUTHWESTERN BELL 560      
281-516 1 Tomball TX   9533 SOUTHWESTERN BELL 560      
281-516 2 Tomball TX   9533 SOUTHWESTERN BELL 560      
281-516 3 Tomball TX   9533 SOUTHWESTERN BELL 560      
281-516 4 Tomball TX   9533 SOUTHWESTERN BELL 560      
281-516 5 Tomball TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-09-03   
281-516 6 Tomball TX   7074 TIME WARNER COMMUNICATIONS OF HOUSTON, LP 560   2003-11-09   
281-516 7 Tomball TX   9533 SOUTHWESTERN BELL 560      
281-516 8 Tomball TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-03-15   
281-516 9 Tomball TX   9533 SOUTHWESTERN BELL 560      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.