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: 355

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
329-355 A Middletown NY MONRNY27DS0  525G BARR TELL USA, INC. - NY 133   2024-12-29   
329-355 0 Middletown NY   384C ONVOY, LLC- NY 133   2025-09-27   
329-355 3 Middletown NY   145J TERRA NOVA TELECOM INC. 133   2025-07-10   
329-355 4 Middletown NY   4006 LEVEL 3 COMMUNICATIONS, LLC - NY 133   2025-09-04   
329-355 5 Middletown NY   525G BARR TELL USA, INC. - NY 133   2024-12-29   

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

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