Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 956 [Rate centres in NPA 956] [Dial plan for NPA 956]

NXX: 448

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-448 A McAllen TX MCALTX936MD  197D VONAGE AMERICA LLC 568      
956-448 0 McAllen TX   197D VONAGE AMERICA LLC 568   2018-12-24   
956-448 1 McAllen TX   197D VONAGE AMERICA LLC 568   2018-12-24   
956-448 2 McAllen TX   197D VONAGE AMERICA LLC 568   2018-12-24   
956-448 3 McAllen TX   197D VONAGE AMERICA LLC 568   2018-12-24   
956-448 4 McAllen TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2020-03-09   
956-448 5 McAllen TX   903C ONVOY, LLC - TX 568   2019-02-14   
956-448 6 McAllen TX   903C ONVOY, LLC - TX 568   2019-02-14   
956-448 7 McAllen TX   903C ONVOY, LLC - TX 568   2019-02-14   
956-448 8 McAllen TX   5562 METROPCS, INC. 568   2019-02-25   
956-448 9 McAllen TX   903C ONVOY, LLC - TX 568   2019-02-14   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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