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: 756

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
607-756 A Cortland NY CRLDNYCRDS0  9104 VERIZON NEW YORK, INC. 136      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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