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: 724 [Rate centres in NPA 724] [Dial plan for NPA 724]

NXX: 521

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
724-521 A Paris PA PITBPAOKAMD  3806 CORE COMMUNICATIONS, INC. - PA 234      
724-521 0 Paris PA PITBPAKBGT0  3806 CORE COMMUNICATIONS, INC. - PA 234      
724-521 1 Paris PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   
724-521 2 Paris PA   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-06-16   
724-521 3 Paris PA   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-06-16   
724-521 4 Paris PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2015-08-07   
724-521 5 Paris PA   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-06-16   
724-521 6 Paris PA   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-25   
724-521 7 Paris PA   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-25   
724-521 8 Paris PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   
724-521 9 Paris PA   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-25   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.