Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
571-525 A Herndon VA 726H AIRUS, INC. - VA 236      
571-525 1 Herndon VA 726H AIRUS, INC. - VA 236   2015-11-13   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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