Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 540 [Rate centres in NPA 540] [Dial plan for NPA 540]

NXX: 763

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-763 A Alum Ridge VA FLYDVAXADS1  0225 CITIZENS TELEPHONE COOPERATIVE 244      

Last updated: Tue, 04 May 2021 15:04:27 UTC

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