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: 857

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
484-857 A Kempton PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228      
484-857 0 Kempton PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2004-04-18   
484-857 1 Kempton PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2004-11-15   
484-857 2 Kempton PA PHLAPAMK20Z  002F BANDWIDTH.COM CLEC, LLC - PA 228   2008-12-19   
484-857 3 Kempton PA PHLAPAFGX2Y  506J TWILIO INTERNATIONAL, INC. 228   2020-12-01   
484-857 5 Kempton PA ALTWPAALPMD  7513 CTSI, INC. - PA 228   2006-10-29   
484-857 6 Kempton PA PHLAPAMK17Z  784E BLOCK LINE SYSTEMS, LLC - PA 228   2010-07-11   
484-857 7 Kempton PA PHLAPAMK20Z  002F BANDWIDTH.COM CLEC, LLC - PA 228   2010-02-27   
484-857 8 Kempton PA PHLAPAFGD4S  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 228   2018-09-20   
484-857 9 Kempton PA PHLAPAMK20Z  002F BANDWIDTH.COM CLEC, LLC - PA 228   2010-11-22   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.