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.

Switch: MTONILXC1MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-297 A Pana IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-312 A Owaneco IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-315 A Witt IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-608 A Hillsboro IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-630 A Nokomis IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-707 A Taylorville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-910 A Assumption IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-913 A Stonington IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-930 A Carlinville IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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