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.

NPA: 631 [Rate centres in NPA 631] [Dial plan for NPA 631]

NXX: 676

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-676 A Ronkonkoma NY WHPLNYGR1MD  7126 CABLEVISION LIGHTPATH, INC. - NY 132      
631-676 0 Ronkonkoma NY SYOSNYGNCM1  6622 OMNIPOINT COMMUNICATIONS, INC. - NY 132   2004-12-24   
631-676 1 Ronkonkoma NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132   2007-07-22   
631-676 2 Ronkonkoma NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2007-01-18   
631-676 3 Ronkonkoma NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2005-04-03   
631-676 4 Ronkonkoma NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2005-04-03   
631-676 5 Ronkonkoma NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2005-03-11   
631-676 6 Ronkonkoma NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2004-12-18   
631-676 7 Ronkonkoma NY HCVLNYAHDS1  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2007-03-31   
631-676 8 Ronkonkoma NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132   2008-01-01   
631-676 9 Ronkonkoma NY WHPLNYGR1MD  7126 CABLEVISION LIGHTPATH, INC. - NY 132   2004-10-11   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.