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: 392

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
973-392 A Newark NJ WAYNNJAWCMS  5562 METROPCS, INC. 224      
973-392 0 Newark NJ   5562 METROPCS, INC. 224   2005-10-03   
973-392 1 Newark NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2004-07-24   
973-392 2 Newark NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2004-07-24   
973-392 3 Newark NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2004-07-24   
973-392 4 Newark NJ   5562 METROPCS, INC. 224   2004-05-22   
973-392 5 Newark NJ   5562 METROPCS, INC. 224      
973-392 6 Newark NJ   5562 METROPCS, INC. 224   2004-05-22   
973-392 7 Newark NJ   5562 METROPCS, INC. 224   2004-05-22   
973-392 8 Newark NJ   5562 METROPCS, INC. 224   2004-05-16   
973-392 9 Newark NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2004-05-16   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.