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: DCTRILDCX1X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
217-262 2 Hammond IL 593K MCC TELEPHONY LLC 374   2010-03-15   
217-292 A Sullivan IL 593K MCC TELEPHONY LLC 374      
217-292 9 Sullivan IL 593K MCC TELEPHONY LLC 374   2010-03-11   
217-303 7 Springfield IL 593K MCC TELEPHONY LLC 374   2010-06-20   
217-364 1 Buffalo IL 593K MCC TELEPHONY LLC 374   2010-06-20   
217-471 0 Rochester IL 593K MCC TELEPHONY LLC 374   2010-06-20   
217-487 3 Cantrall IL 593K MCC TELEPHONY LLC 374   2010-06-20   
217-488 1 New Berlin IL 593K MCC TELEPHONY LLC 374   2010-06-20   
217-513 A De Land IL 593K MCC TELEPHONY LLC 374      
217-513 0 De Land IL 593K MCC TELEPHONY LLC 374   2010-03-15   
217-514 A Mount Auburn IL 593K MCC TELEPHONY LLC 374      
217-514 9 Mount Auburn IL 593K MCC TELEPHONY LLC 374   2010-03-06   
217-624 0 Loami IL 593K MCC TELEPHONY LLC 374   2010-06-20   
217-763 0 Cerro Gordo IL 593K MCC TELEPHONY LLC 374   2010-03-15   
217-955 A Greenview IL 593K MCC TELEPHONY LLC 374      
217-955 1 Greenview IL 593K MCC TELEPHONY LLC 374   2010-06-22   

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

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