Morrisons Petrol Station – Dumbarton – Opening Hours & Petrol Station Details Morrisons Petrol Station is situated within easy reach on Glasgow Road, a 0.18 mile distance south-east from the centre of Dumbarton (near to St James Retail Park). This petrol station is an important addition to the areas of Westcliff, Dumbarton Town Centre, Dalreoch, Kirktonhill, Silverton, Castlehill, Bellsmyre and Brucehill. On this page you can find all the pertinent information about Morrisons Petrol Station Dumbarton, including the hours of opening, petrol station address info and phone details.