Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

NXX: 321

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-321 A Grand Prairie EMS TX DLLSTX37XWZ  6630 USA MOBILITY WIRELESS, INC. 552      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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