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: 601

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-601 A Williamsport PA WLPTPAWIYMD  7513 CTSI, INC. - PA 232      
570-601 0 Williamsport PA WLPTPAWIYMD  7513 CTSI, INC. - PA 232      
570-601 1 Williamsport PA WLPTPAWIYMD  7513 CTSI, INC. - PA 232      
570-601 2 Williamsport PA LWBGPAXL1MD  6921 LIMITLESS MOBILE, LLC 232      
570-601 3 Williamsport PA WLPTPAWIYMD  7513 CTSI, INC. - PA 232      
570-601 4 Williamsport PA SCTNPASCXMZ  318J COMCAST IP PHONE, LLC 232      
570-601 5 Williamsport PA WLPTPAWIYMD  7513 CTSI, INC. - PA 232      
570-601 6 Williamsport PA WLPTPAWIYMD  7513 CTSI, INC. - PA 232      
570-601 7 Williamsport PA SCTNPASCXMY  6846 D&E/OMNIPOINT WIREL JOINT VENT LP DBA PCS ONE 232      
570-601 8 Williamsport PA WLPTPAWIYMD  7513 CTSI, INC. - PA 232      
570-601 9 Williamsport PA WLPTPAWIYMD  7513 CTSI, INC. - PA 232      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.