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: 925

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-925 A Northport NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-925 1 Northport NY   7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-925 2 Northport NY NYCMNY83DSZ  4006 LEVEL 3 COMMUNICATIONS, LLC - NY 132      
631-925 3 Northport NY NYCMNYZRYMD  508J CENTURYLINK COMMUNICATIONS, LLC 132      
631-925 4 Northport NY   515J IP HORIZON LLC 132      
631-925 5 Northport NY NYCQNYPLAMD  4593 BROADVIEW NETWORKS, INC. - NY 132      
631-925 6 Northport NY   145J TERRA NOVA TELECOM INC. 132      
631-925 7 Northport NY SYOSNYGNCM1  5562 METROPCS, INC. 132      
631-925 8 Northport NY SYOSNYGNCM1  5562 METROPCS, INC. 132      
631-925 9 Northport NY   1215 CORETEL NEW YORK, INC. - NY 132      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.