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.

Philadelphia Suburban Zone 24, PA

1 2 3 4 5 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
484-297 A PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
484-297 0   547E ONVOY, LLC - PA 228   2010-05-22   
484-297 1   829J PAETEC ITEL, LLC 228   2006-02-13   
484-297 2   002F BANDWIDTH.COM CLEC, LLC - PA 228   2010-02-28   
484-297 3   547E ONVOY, LLC - PA 228   2010-07-22   
484-297 4   547E ONVOY, LLC - PA 228   2010-07-22   
484-297 5   547E ONVOY, LLC - PA 228   2010-07-22   
484-297 6   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2006-12-13   
484-297 7   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2011-07-23   
484-297 8   624H ONVOY SPECTRUM, LLC 228   2021-11-05   
484-297 9   002F BANDWIDTH.COM CLEC, LLC - PA 228   2012-01-02   
484-410 A WNRTPAAHCMA  5562 METROPCS, INC. 228      
484-410 1   6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228      
484-410 2   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 228   2012-05-10   
484-410 3   5562 METROPCS, INC. 228      
484-410 4   5562 METROPCS, INC. 228      
484-410 5   5562 METROPCS, INC. 228      
484-410 6   6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228      
484-410 7   5562 METROPCS, INC. 228      
484-410 8   5562 METROPCS, INC. 228      
484-410 9   6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228      
484-412 A   829J PAETEC ITEL, LLC 228   2025-03-11   
484-412 0   829J PAETEC ITEL, LLC 228      
484-412 1   829J PAETEC ITEL, LLC 228      
484-412 2   829J PAETEC ITEL, LLC 228      
484-412 3   829J PAETEC ITEL, LLC 228      
484-412 4   547E ONVOY, LLC - PA 228   2011-04-24   
484-412 6   547E ONVOY, LLC - PA 228   2004-10-29   
484-412 7   073H TELNYX LLC 228   2017-06-21   
484-412 8   318J COMCAST IP PHONE, LLC 228   2003-07-14   
484-412 9   829J PAETEC ITEL, LLC 228      
484-413 A   829J PAETEC ITEL, LLC 228   2025-03-11   
484-413 0   829J PAETEC ITEL, LLC 228      
484-413 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2008-03-24   
484-413 2   318J COMCAST IP PHONE, LLC 228   2014-09-28   
484-413 3   829J PAETEC ITEL, LLC 228      
484-413 4   547E ONVOY, LLC - PA 228   2020-05-03   
484-413 5   829J PAETEC ITEL, LLC 228      
484-413 6   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 228   2024-09-29   
484-413 7   829J PAETEC ITEL, LLC 228      
484-413 8   547E ONVOY, LLC - PA 228   2020-05-03   
484-413 9   829J PAETEC ITEL, LLC 228      
484-414 A NATNPAAGGT0  7615 RCN TELECOM SERVICES OF PENNSYLVANIA, INC. 228      
484-414 0   8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 228   2001-11-03   
484-414 1   547E ONVOY, LLC - PA 228   2004-10-29   
484-414 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2004-10-29   
484-414 3   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2004-10-29   
484-414 4   318J COMCAST IP PHONE, LLC 228   2018-04-10   
484-414 5   551G NUSO, LLC 228   2018-11-07   
484-414 6   7615 RCN TELECOM SERVICES OF PENNSYLVANIA, INC. 228      

1 2 3 4 5 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.