Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 363 [Rate centres in NPA 363] [Dial plan for NPA 363]

NXX: 222

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
363-222 A Cold Spring Harbor NY NYCMNYZRXEX  558C REGIONAL TELEPHONE CORPORATION - NY 132      
363-222 0 Cold Spring Harbor NY NYCMNYBXJMD  073H TELNYX LLC 132   2024-07-07   
363-222 1 Cold Spring Harbor NY NYCMNYBXJMD  073H TELNYX LLC 132   2024-08-25   
363-222 2 Cold Spring Harbor NY NYCMNYZRXEX  558C REGIONAL TELEPHONE CORPORATION - NY 132   2024-02-23   
363-222 3 Cold Spring Harbor NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-09-01   
363-222 4 Cold Spring Harbor NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-09-01   
363-222 5 Cold Spring Harbor NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-09-01   
363-222 6 Cold Spring Harbor NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-09-01   
363-222 7 Cold Spring Harbor NY NYCMNY37TMD  624H ONVOY SPECTRUM, LLC 132   2024-09-01   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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