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.

OCN: 612K CSC VOICE, LLC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
347-350 8 New York City Zone 06 NY   132   2004-11-07   
347-350 9 New York City Zone 06 NY   132   2004-11-07   
347-365 A New York City Zone 06 NY   132      
347-365 1 New York City Zone 06 NY   132      
347-365 2 New York City Zone 06 NY   132      
347-365 3 New York City Zone 06 NY   132      
347-365 4 New York City Zone 06 NY   132      
347-365 5 New York City Zone 06 NY   132      
347-365 6 New York City Zone 06 NY   132      
347-365 7 New York City Zone 06 NY   132      
347-365 8 New York City Zone 06 NY   132      
347-365 9 New York City Zone 06 NY   132      
347-371 9 New York City Zone 07 NY   132   2006-07-05   
347-374 2 New York City Zone 07 NY   132   2004-12-06   
347-374 3 New York City Zone 07 NY   132   2004-12-06   
347-374 4 New York City Zone 07 NY   132   2004-12-06   
347-374 5 New York City Zone 07 NY   132   2004-12-06   
347-374 6 New York City Zone 07 NY   132   2004-12-06   
347-378 2 New York City Zone 06 NY   132   2010-09-21   
347-384 A New York City Zone 06 NY   132      
347-384 1 New York City Zone 06 NY   132   2010-10-24   
347-398 0 New York City Zone 04 NY   132   2005-04-18   
347-398 5 New York City Zone 04 NY   132   2005-04-18   
347-398 8 New York City Zone 04 NY   132   2005-04-18   
347-398 9 New York City Zone 04 NY   132   2005-04-18   
347-404 6 New York City Zone 06 NY   132   2005-02-28   
347-404 7 New York City Zone 06 NY   132   2005-02-28   
347-405 5 New York City Zone 06 NY   132   2005-03-11   
347-405 6 New York City Zone 06 NY   132   2005-03-11   
347-405 7 New York City Zone 06 NY   132   2005-03-11   
347-405 8 New York City Zone 06 NY   132   2005-03-11   
347-405 9 New York City Zone 06 NY   132   2005-03-11   
347-406 5 New York City Zone 06 NY   132   2005-03-11   
347-406 6 New York City Zone 06 NY   132   2005-03-11   
347-406 7 New York City Zone 06 NY   132   2005-03-11   
347-406 8 New York City Zone 06 NY   132   2005-03-11   
347-406 9 New York City Zone 06 NY   132   2005-03-11   
347-413 5 New York City Zone 06 NY   132   2005-01-03   
347-413 6 New York City Zone 06 NY   132   2005-01-03   
347-413 7 New York City Zone 06 NY   132   2005-01-03   
347-413 8 New York City Zone 06 NY   132   2005-01-03   
347-413 9 New York City Zone 06 NY   132   2005-01-03   
347-414 5 New York City Zone 06 NY   132   2005-01-03   
347-425 0 New York City Zone 06 NY   132   2007-12-20   
347-425 1 New York City Zone 06 NY   132   2007-12-20   
347-425 7 New York City Zone 06 NY   132   2007-08-29   
347-425 8 New York City Zone 06 NY   132   2007-08-29   
347-425 9 New York City Zone 06 NY   132   2007-08-29   
347-427 0 New York City Zone 05 NY   132   2005-12-29   
347-427 1 New York City Zone 05 NY   132   2004-01-23   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.