Local Calling Guide

Area code/prefix search

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

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-957 9 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-12-31   
956-991 A   515J IP HORIZON LLC 568   2025-06-01   
956-991 1   515J IP HORIZON LLC 568   2025-06-01   
956-991 2   515J IP HORIZON LLC 568   2025-06-01   

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Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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