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: 909

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-909 A Seabrook TX HSTNTXSERS1  9533 SOUTHWESTERN BELL 560      
281-909 0 Seabrook TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-01-05   
281-909 1 Seabrook TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-01-05   
281-909 2 Seabrook TX   9533 SOUTHWESTERN BELL 560      
281-909 3 Seabrook TX   903C ONVOY, LLC - TX 560   2016-04-23   
281-909 4 Seabrook TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2016-07-23   
281-909 5 Seabrook TX   903C ONVOY, LLC - TX 560   2016-04-23   
281-909 6 Seabrook TX   903C ONVOY, LLC - TX 560   2016-04-07   
281-909 7 Seabrook TX   004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-26   
281-909 8 Seabrook TX   903C ONVOY, LLC - TX 560   2003-10-01   
281-909 9 Seabrook TX   903C ONVOY, LLC - TX 560   2016-04-07   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.