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: 832 [Rate centres in NPA 832] [Dial plan for NPA 832]

NXX: 621

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
832-621 A Alvin TX HSTWTXBIDS0  7715 MATRIX TELECOM, LLC. SII TNCI - TX 560      
832-621 0 Alvin TX HSTNTXGI0MD  004F BANDWIDTH.COM CLEC, LLC - TX 560      
832-621 1 Alvin TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2020-09-30   
832-621 2 Alvin TX HSTNTXYANMD  506J TWILIO INTERNATIONAL INC 560   2020-10-08   
832-621 3 Alvin TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-09-26   
832-621 4 Alvin TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2020-09-26   
832-621 5 Alvin TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2003-02-16   
832-621 6 Alvin TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2003-08-18   
832-621 7 Alvin TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-08   
832-621 8 Alvin TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-10-12   
832-621 9 Alvin TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2007-06-26   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.