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: 327

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
631-327 A Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132      
631-327 0 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 1 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 2 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 3 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 4 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 5 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 6 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 7 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 8 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-10-18   
631-327 9 Huntington NY NYCMNYBWCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 132   2002-11-04   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.