Morrisons Petrol Station – Welwyn Garden City – Opening Hours & Petrol Station Details Morrisons Petrol Station is located in an ideal spot at 40 Black Fan Road, approximately a 1.35 mile driving distance east from the centre of Welwyn Garden City (by Morrisons Bus Stop). The petrol station is delighted to provide service to patrons within the districts of Peartree, Cole Green, Hall Grove, Panshanger, Welwyn Garden City Town Centre, Haldens, Hatfield Hyde and Knightsfield. On this page you may find all the information about Morrisons Petrol Station Welwyn Garden City, including the opening hours, place of business address, phone number or more relevant info.