This is the closest to Life Flight that I could locate licensed in Illinois:
LIFESTAR AMBULANCE SERVICE INC
KAG286
PO Box 1838
940 N ELM
CENTRALIA, IL 62801
155.160
155.220
155.220
155.340
458.075
468.075
LIFELINE MOBILE MEDICS
WNLZ891
112 B SOUTHGATE DRIVE
BLOOMINGTON, IL 61704
461.950
466.950
LIFE LINE EMERGENCY MEDICAL RESPONSE SERVICE
WPGM832
1003 W CHERRY ST
MARION, IL 62959
155.220
155.235
155.340
LIFE LINE EMERGENCY RESPONSE SERVICE
WPNU632
1003 W CHERRY ST
MARION, IL 62959-1913
152.315
157.575