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: 866

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-866 A Bellport NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-866 0 Bellport NY NYCMNYBXDSL  384C ONVOY, LLC- NY 132      
631-866 1 Bellport NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132      
631-866 2 Bellport NY NYCMNY371MD  4152 PAETEC COMMUNICATIONS, INC. - NY 132      
631-866 3 Bellport NY   490J DISH WIRELESS, LLC 132      
631-866 4 Bellport NY HNTNNYSUDS2  7140 TC SYSTEMS, INC. - NY 132      
631-866 5 Bellport NY WHPLNYWPXOY  997E BANDWIDTH.COM CLEC, LLC - NY 132      
631-866 6 Bellport NY NYCMNY83D1S  282E YMAX COMMUNICATIONS CORP. - NY 132      
631-866 7 Bellport NY GRCYNYDYDS0  7133 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY 132      
631-866 8 Bellport NY NYCMNY83D1S  282E YMAX COMMUNICATIONS CORP. - NY 132      
631-866 9 Bellport NY NYCMNY13XMX  534J UCOMTEL INC. 132      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.