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: 973 [Rate centres in NPA 973] [Dial plan for NPA 973]

NXX: 866

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
973-866 A Bloomfield NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224      
973-866 0 Bloomfield NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2005-09-25   
973-866 1 Bloomfield NJ   145J TERRA NOVA TELECOM INC. 224   2022-08-31   
973-866 2 Bloomfield NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224      
973-866 3 Bloomfield NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2006-06-16   
973-866 4 Bloomfield NJ RCPKNJ02GT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-11-30   
973-866 5 Bloomfield NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224   2011-03-05   
973-866 6 Bloomfield NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2007-09-09   
973-866 7 Bloomfield NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2009-05-11   
973-866 8 Bloomfield NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2007-12-17   
973-866 9 Bloomfield NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2009-05-11   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.