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: 484 [Rate centres in NPA 484] [Dial plan for NPA 484]

NXX: 552

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-552 A Schwenksville PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
484-552 0 Schwenksville PA   547E ONVOY, LLC - PA 228   2024-06-08   
484-552 1 Schwenksville PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2004-04-29   
484-552 2 Schwenksville PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2006-01-07   
484-552 3 Schwenksville PA   002F BANDWIDTH.COM CLEC, LLC - PA 228   2013-01-12   
484-552 4 Schwenksville PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2004-04-11   
484-552 5 Schwenksville PA   7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228   2006-07-31   
484-552 6 Schwenksville PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2008-08-13   
484-552 7 Schwenksville PA   829J PAETEC ITEL, LLC 228   2014-10-17   
484-552 8 Schwenksville PA   318J COMCAST IP PHONE, LLC 228   2003-09-24   
484-552 9 Schwenksville PA   547E ONVOY, LLC - PA 228   2012-10-05   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.