Charles County Public Works Used Oil & Antifreeze Drop-off Site La Plata, MD Contact Information 10430 Audie Ln , La Plata, MD, Maryland 20646 (301) 932-3599 https://www.meetcharlescounty.com/ Location Get Directions By car By public transit Walking Bicycling HoursThis is a 24-hour drop-off site. Automotive Antifreeze Motor Oil 1 2 3 4 50.000 Does this listing contain inaccurate information? If so please send us a correction. Your name Your email Subject Please describe what corrections need to be made to the listing.