Not Legal Advice: Missouri has some very permissive alcohol laws. Alcohol is not state controlled. On-premise sale is from 6 A.M to 1:30 A.M. (Monday – Saturday) and 9 A.M. to 12 A.M. (Sunday).
As per Legalbeer.com, St. Louis and Kansas City and a few other counties can operate from 6 A.M. to 3 A.M. daily. Off-premise sale from the same times including bars allowed to double as liquor stores in St. Louis and Kansas City which can remain open until 3 A.M.
There are no state open container laws, no blue (sabbath) laws, public intoxication laws, and absinthe is not prohibited. There are no dry counties, and prohibiting off-premise sale is illegal. State laws preempt local laws. Grocery stores and gas stations can sell liquor with the only limitation being operating hours.
Whether you're heading to happy hour, a wedding, vacation, or a party, here are expert tips on how to sip your spirits without them haunting you the next morning shared by Webmd.com.