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: CENLILCEGMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-212 2 Belleville-Adams IL 593K MCC TELEPHONY LLC 520   2010-05-14   
618-245 1 Farina IL 593K MCC TELEPHONY LLC 520   2010-05-14   
618-340 7 Red Bud IL 593K MCC TELEPHONY LLC 520   2010-05-14   
618-405 A Hecker IL 593K MCC TELEPHONY LLC 520      
618-430 A Hecker IL 593K MCC TELEPHONY LLC 520      
618-430 1 Hecker IL 593K MCC TELEPHONY LLC 520   2010-05-20   
618-461 A St Elmo IL 593K MCC TELEPHONY LLC 520      
618-461 1 St Elmo IL 593K MCC TELEPHONY LLC 520   2010-06-18   
618-492 9 Edgewood IL 593K MCC TELEPHONY LLC 520   2022-04-03   
618-510 A St Elmo IL 593K MCC TELEPHONY LLC 520      
618-881 A Altamont IL 593K MCC TELEPHONY LLC 520      
618-881 0 Altamont IL 593K MCC TELEPHONY LLC 520   2010-06-10   
618-892 A Farina IL 593K MCC TELEPHONY LLC 520      

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

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