Midwestern Propane has been serving customers 24/7/365 from 10 storage plants located in the central and southern portions of Illinois for nearly 80 years. Owning the largest supply of propane in the area, we offer the overall best value in propane service available. Keep Full service means we worry about the amount of gas in your tank, you sit back and relax. A large percentage of our customers are price protected by participating in our monthly pay price protection program. Get with us to effectively control the cost of propane. We offer Internet Tank Monitor Service that enables us to keep an eye on the amount of propane in your tank from our office. With a monitor on your tank we can know precisely when to deliver propane ensuring you constant supply. Tank Monitors add another layer of safety which allows us to investigate any unusual gas consumption the system detects that may indicate a leak or an appliance problem.   Midwestern's main office is in Belleville and we have branch offices in Sparta and Anna, Illinois.