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: NYCMNYZRDFS

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
917-893 4 New York City Zone 06 NY 831C INTRADO COMMUNICATIONS, LLC 132   2013-05-19   
917-893 7 New York City Zone 06 NY 831C INTRADO COMMUNICATIONS, LLC 132   2013-04-26   
929-419 9 New York City Zone 06 NY 831C INTRADO COMMUNICATIONS, LLC 132   2018-11-21   
929-517 A New York City Zone 06 NY 831C INTRADO COMMUNICATIONS, LLC 132      
929-517 0 New York City Zone 06 NY 831C INTRADO COMMUNICATIONS, LLC 132   2019-06-16   
929-517 9 New York City Zone 06 NY 831C INTRADO COMMUNICATIONS, LLC 132   2019-06-16   

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

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