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: 656

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-656 A Langham Creek TX HSTNTXLADS0  9533 SOUTHWESTERN BELL 560      
281-656 0 Langham Creek TX   9533 SOUTHWESTERN BELL 560      
281-656 1 Langham Creek TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-12-12   
281-656 2 Langham Creek TX   9533 SOUTHWESTERN BELL 560      
281-656 3 Langham Creek TX   9533 SOUTHWESTERN BELL 560      
281-656 4 Langham Creek TX   8958 XO TEXAS, INC. 560   2004-08-13   
281-656 5 Langham Creek TX   8958 XO TEXAS, INC. 560   2008-02-07   
281-656 6 Langham Creek TX   8958 XO TEXAS, INC. 560   2009-08-31   
281-656 7 Langham Creek TX   9533 SOUTHWESTERN BELL 560   2009-02-15   
281-656 8 Langham Creek TX   318J COMCAST IP PHONE LLC 560   2008-04-02   
281-656 9 Langham Creek TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-26   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.