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: 570 [Rate centres in NPA 570] [Dial plan for NPA 570]

NXX: 481

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-481 A Cresco PA PTTNPAARDS0  7237 TELCOVE OF PENNSYLVANIA, INC. - PA 232      
570-481 0 Cresco PA WLBRPA04GT0  3806 CORE COMMUNICATIONS, INC. - PA 232   2009-03-24   
570-481 1 Cresco PA SCTNPASCXBY  002F BANDWIDTH.COM CLEC, LLC - PA 232   2012-07-06   
570-481 2 Cresco PA PTTNPAARDS0  7237 TELCOVE OF PENNSYLVANIA, INC. - PA 232      
570-481 3 Cresco PA PLNSPAARDS0  7513 CTSI, INC. - PA 232   2006-10-06   
570-481 4 Cresco PA SCTNPASCX4Y  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232   2005-08-15   
570-481 5 Cresco PA BMBGPABLBMD  7434 MCI WORLDCOM COMMUNICATIONS, INC. - PA 232   2016-09-03   
570-481 6 Cresco PA SCTNPASCX4Y  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 232   2015-06-20   
570-481 7 Cresco PA SCTNPASCX8Z  7575 CENTURYLINK COMMUNICATIONS LLC 232   2016-01-27   
570-481 8 Cresco PA SCTNPASCXFY  547E ONVOY, LLC - PA 232   2016-09-13   
570-481 9 Cresco PA SCTNPA01XPX  073H TELNYX LLC 232   2018-11-26   

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.