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: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 963

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-963 A Harristown IL HRTWILHTRS0  9329 ILLINOIS BELL TEL CO 374      
217-963 0 Harristown IL   5562 METROPCS, INC. 374   2015-07-04   
217-963 1 Harristown IL   9329 ILLINOIS BELL TEL CO 374      
217-963 2 Harristown IL   9329 ILLINOIS BELL TEL CO 374      
217-963 3 Harristown IL   318J COMCAST IP PHONE, LLC 374   2006-08-25   
217-963 4 Harristown IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 374   2015-10-30   
217-963 5 Harristown IL   224C ONVOY, LLC 374   2013-12-09   
217-963 6 Harristown IL   224C ONVOY, LLC 374   2019-07-27   
217-963 7 Harristown IL   224C ONVOY, LLC 374   2019-07-27   
217-963 8 Harristown IL   318J COMCAST IP PHONE, LLC 374   2007-09-23   
217-963 9 Harristown IL   073H TELNYX LLC 374   2018-07-10   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.