Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

NXX: 413

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-413 A Denton TX   903C ONVOY, LLC - TX 552   2026-07-11   
940-413 0 Denton TX   903C ONVOY, LLC - TX 552   2026-07-11   
940-413 1 Denton TX   903C ONVOY, LLC - TX 552   2026-07-11   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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