Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 607 [Rate centres in NPA 607] [Dial plan for NPA 607]

NXX: 974

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
607-974 A Corning NY CRNGNYCGDS0  9104 VERIZON NEW YORK, INC. 138      

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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