Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 363 [Rate centres in NPA 363] [Dial plan for NPA 363]

NXX: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
363-223 A Nassau Zone 7 NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2026-07-02   
363-223 9 Nassau Zone 7 NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2026-07-02   

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

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