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: 939

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
281-939 A Spring TX SPRNTXNODS0  9533 SOUTHWESTERN BELL 560      
281-939 0 Spring TX SPRNTXNODS0  9533 SOUTHWESTERN BELL 560   2017-11-16   
281-939 1 Spring TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-12-29   
281-939 2 Spring TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-12-29   
281-939 3 Spring TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2018-02-09   
281-939 4 Spring TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2018-02-09   
281-939 5 Spring TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2018-04-02   
281-939 6 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2018-09-11   
281-939 7 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2018-09-11   
281-939 8 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2018-01-11   
281-939 9 Spring TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2018-01-11   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.