McDonald's adresses in O Fallon‚ IL Home Work hours McDonald's hours Illinois O Fallon AddressPhoneMap1610 W Highway 50 O Fallon(618) 624-3648 109 E Highway 50 O Fallon(618) 632-8358 You May Like Dairy Queen hoursMcAlister's Deli hoursSonic hoursPanda Express hoursQdoba hoursJohnny Rockets hoursPeople Are Reading