Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 329 [Rate centres in NPA 329] [Dial plan for NPA 329]

NXX: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
329-370 A Spring Valley NY   124L BARR TELL USA, INC. 132   2026-09-11   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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