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: 992

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-992 A Friendswood TX HSTNTXFRDS0  9533 SOUTHWESTERN BELL 560      
281-992 0 Friendswood TX   9533 SOUTHWESTERN BELL 560      
281-992 1 Friendswood TX   9533 SOUTHWESTERN BELL 560      
281-992 2 Friendswood TX   9533 SOUTHWESTERN BELL 560      
281-992 3 Friendswood TX   9533 SOUTHWESTERN BELL 560      
281-992 4 Friendswood TX   9533 SOUTHWESTERN BELL 560      
281-992 5 Friendswood TX   9533 SOUTHWESTERN BELL 560      
281-992 6 Friendswood TX   145J TERRA NOVA TELECOM INC. 560   2021-01-26   
281-992 7 Friendswood TX   9533 SOUTHWESTERN BELL 560      
281-992 8 Friendswood TX   9533 SOUTHWESTERN BELL 560      
281-992 9 Friendswood TX   9533 SOUTHWESTERN BELL 560      

Last updated: Mon, 24 May 2021 01:28:43 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.