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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: NYCKNYZSDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
347-677 A New York City Zone 06 NY 325B XCHANGE TELECOM CORP. - NY 132      
347-857 A New York City Zone 14 NY 325B XCHANGE TELECOM CORP. - NY 132      
347-994 A New York City Zone 03 NY 325B XCHANGE TELECOM CORP. - NY 132      
646-378 A New York City Zone 01 NY 325B XCHANGE TELECOM CORP. - NY 132      
646-807 A New York City Zone 01 NY 325B XCHANGE TELECOM CORP. - NY 132      
646-929 A New York City Zone 01 NY 325B XCHANGE TELECOM CORP. - NY 132      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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