📍 14 Wood St, Middletown, MD, 21769
📞 800-842-0567
📍 1395 W Patrick St Ste A, Frederick, MD, 21702
📞 301-694-6277
📍 1180 W Patrick St, Frederick, MD, 21703
📞 301-668-4594
📍 200 E South St, Frederick, MD, 21702
📞 800-486-2477
🌐 griffithoil.com
Providing the Best Value in Oil Heat Since 1898. Doggone dependable delivery and 24/7 emergency no-heat service. Fuel oil, diesel fuel, and gas...
📍 8038 Liberty Rd Ste B, Frederick, MD, 21701
📞 301-662-4101
📍 5831 Buckeystown Pike, Frederick, MD, 21704
📞 301-663-6168
📍 200 E South St, Frederick, MD, 21701
📞 301-663-3111
Updated Sep 2026
📍 532 E Church St, Frederick, MD, 21701
📞 301-663-4100
🌐 carrollfuel.com
Glenco Oil Co is a heating contractor based in Frederick, Maryland, offering a range of services including equipment installation, heating systems, and price protection plans. The company provides various products such as diesel, fuel oil, gasoline, and propane. With an active online presence noted as of 2026, Glenco Oil Co is equipped to assist customers with both heating and cooling needs.
📍 98 Souder Rd, Brunswick, MD, 21716
📞 301-834-9701