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: 853

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-853 A Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 0 Central Islip NY NYCMNYBXYMD  4152 PAETEC COMMUNICATIONS, INC. - NY 132      
631-853 1 Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 2 Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 3 Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 4 Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 5 Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 6 Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 7 Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 8 Central Islip NY DRPKNYDPG0T  9104 VERIZON NEW YORK, INC. 132      
631-853 9 Central Islip NY NYCMNYBXYMD  4152 PAETEC COMMUNICATIONS, INC. - NY 132      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.