Local Calling Guide

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

NXX: 615

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-615 A Laredo TX   793K TWC IP ENABLED SERVICES, LLC 566      
956-615 0 Laredo TX   793K TWC IP ENABLED SERVICES, LLC 566   2015-09-04   
956-615 1 Laredo TX   793K TWC IP ENABLED SERVICES, LLC 566   2015-09-04   
956-615 2 Laredo TX SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566   2015-09-20   
956-615 3 Laredo TX SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566   2015-09-20   
956-615 4 Laredo TX SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566   2015-09-20   
956-615 5 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2017-03-23   
956-615 6 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2018-05-03   
956-615 7 Laredo TX SNANTXCA60Z  508J CENTURYLINK COMMUNICATIONS, LLC 566   2016-11-23   
956-615 8 Laredo TX SNANTXCADS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2018-03-31   
956-615 9 Laredo TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566   2018-07-10   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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