Midway Service - Vollan Oil Can Meet All Your Auto Needs GAS DELIVERY, CAR SALES AND MORE IN BALTIC, SD Do you need E10 delivered to your property? Has the battery in your car called it quits? Choose Midway Service - Vollan Oil to be your one-stop shop for auto repairs and more. We've worked hard to grow our business into a trusted name in the community. Call to schedule fuel delivery or auto repair services.