Greggs – A19, Thirsk – Opening Hours & Store Details Greggs sits on A19 & York Road, about 0.61 miles south-east from the centre of Thirsk (not far from Thirsk Industrial Park and Innovation House). This store is an excellent addition to the local businesses of Thirkleby, Bagby, Sowerby, Rainton, South Kilvington, Thirsk and North Kilvington. Today (Friday), you can swing by 6:00 am – 6:00 pm. Refer to this page for information about Greggs A19, Thirsk, including the hours of opening, local map, customer reviews and more.