Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 471

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-471 A Rochester IL SPFDILSDX2X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 374      
217-471 0 Rochester IL   593K MCC TELEPHONY LLC 374   2010-06-20   
217-471 1 Rochester IL   224C ONVOY, LLC 374   2016-03-22   
217-471 2 Rochester IL   224C ONVOY, LLC 374   2016-03-22   
217-471 3 Rochester IL   224C ONVOY, LLC 374   2018-09-16   
217-471 4 Rochester IL   224C ONVOY, LLC 374   2019-07-27   
217-471 5 Rochester IL   224C ONVOY, LLC 374   2019-07-27   
217-471 6 Rochester IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 374   2010-02-19   
217-471 7 Rochester IL   224C ONVOY, LLC 374   2018-02-26   
217-471 8 Rochester IL   073H TELNYX LLC 374   2017-03-20   
217-471 9 Rochester IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 374   2015-10-30   

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

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