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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Switch: GNWCCTGN2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
475-897 A Greenwich CT 4950 CABLEVISION LIGHTPATH, INC. - CT 132      
475-897 1 Greenwich CT 4950 CABLEVISION LIGHTPATH, INC. - CT 132   2015-08-06   

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

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