Local Calling Guide

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

NXX: 436

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-436 A Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-436 0 Laredo TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2010-01-16   
956-436 1 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-01-31   
956-436 2 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-01-31   
956-436 3 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-04-29   
956-436 4 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-05-20   
956-436 5 Laredo TX SNANTXDIRMD  903C ONVOY, LLC - TX 566   2013-11-12   
956-436 6 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2009-12-22   
956-436 7 Laredo TX SNANTX91X7Y  5562 METROPCS, INC. 566   2014-07-08   
956-436 8 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-06-13   
956-436 9 Laredo TX SNANTX91X7Y  4290 STPCS JOINT VENTURE, LLC 566   2013-04-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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