Local Calling Guide

Area code/prefix search

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Switch: DLLATX37YMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
972-546 A Dallas TX 8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
972-546 9 Dallas TX 8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      

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

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