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: 535

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-535 A Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 0 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 1 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 4 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 5 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 6 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 7 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 8 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      
631-535 9 Port Jefferson NY NYCMNYZRDBS  155E PEERLESS NETWORK OF NEW YORK, LLC - NY 132      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.