Local Calling Guide

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

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-231 A Laredo TX SNANTX81XFY  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 566      
956-231 0 Laredo TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 566      
956-231 1 Laredo TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 566      
956-231 2 Laredo TX   7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 566      
956-231 3 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2007-09-20   
956-231 4 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2007-09-20   
956-231 5 Laredo TX   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566   2006-10-20   
956-231 6 Laredo TX   4290 STPCS JOINT VENTURE, LLC DBA T-MOBILE USA 566   2006-03-11   
956-231 7 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2007-09-20   
956-231 8 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2007-09-20   
956-231 9 Laredo TX   4290 STPCS JOINT VENTURE, LLC DBA T-MOBILE USA 566   2006-01-01   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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