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: 956 [Rate centres in NPA 956] [Dial plan for NPA 956]

NXX: 593

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-593 A Weslaco TX HRLNTXHGXOX  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568      
956-593 0 Weslaco TX HRLNTXHGXOX  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2020-11-07   
956-593 1 Weslaco TX HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2021-11-25   
956-593 2 Weslaco TX HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2021-11-25   
956-593 3 Weslaco TX HRLNTXHGXKX  624H ONVOY SPECTRUM, LLC 568   2021-11-21   
956-593 4 Weslaco TX HRLNTXHGXKX  624H ONVOY SPECTRUM, LLC 568   2021-11-21   
956-593 5 Weslaco TX HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2020-11-14   
956-593 6 Weslaco TX HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2020-11-14   
956-593 7 Weslaco TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2021-11-18   
956-593 8 Weslaco TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2021-11-18   
956-593 9 Weslaco TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2021-10-28   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.