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

NXX: 297

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-297 A Pana IL MTONILXC1MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976      
217-297 0 Pana IL TYVLIL35DS0  197H COMPUTER TECHNIQUES, INC. - IL 976   2020-10-10   
217-297 1 Pana IL MTONILXCX7X  073H TELNYX LLC 976   2022-08-19   
217-297 3 Pana IL MTONILXC1MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 976   2017-09-14   
217-297 6 Pana IL TYVLILXCAMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 976   2017-04-28   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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