Woodcroft Exxon 8601 Old Harford Rd, Parkville, MD21234 Woodcroft Exxon, at the corner of Putty Hill Avenue and Old Harford Road, is one of the few true service stations left…More in the country. It offers all the same conveniences as a modern gas station, but there are a few extras that set them apart from the competition such as full service fuel pumping. The attendants fill up the tank, clean the windshield and check the vehicle's fluid and air levels. Woodcroft Exxon also boasts a state-of-the-art repair facility, with four bays and three full-time ASE-certified mechanics who can diagnose and repair just about any car problem. Some members of the Woodcroft team have been employed at Woodcroft since the early 1970's. This location is also a State of Maryland certified inspection station.