Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Mission, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-997 0 HRLNTXHGXYX  793K TWC IP ENABLED SERVICES, LLC 568   2015-11-29   
956-997 1 HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568   2015-11-30   
956-997 2 HRLNTXFPDMD  776A VTX COMMUNICATIONS, LLC 568   2016-07-25   
956-997 3 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2016-07-25   
956-997 4 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2016-07-25   
956-997 5 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2016-07-25   
956-997 6 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2016-07-25   
956-997 7 HRLNTXKX8MD  5562 METROPCS, INC. 568   2018-10-05   
956-997 8 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2019-04-23   
956-997 9 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2019-04-23   

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Last updated: Sat, 15 Nov 2025 03:38:44 UTC

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