Local Calling Guide

Area code/prefix search

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

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-849 7 ROMATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      
956-849 8 MCALTXHBDS0  4866 SMARTCOM TELEPHONE, LLC 568   2017-02-13   
956-849 9 ROMATXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 568      

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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