Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 680 [Rate centres in NPA 680] [Dial plan for NPA 680]

NXX: 331

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
680-331 A Penn Yan NY SYRCNYSUX1Y  384C ONVOY, LLC- NY 136   2026-03-20   
680-331 0 Penn Yan NY SYRCNYSUX1Y  384C ONVOY, LLC- NY 136   2026-03-20   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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