Greggs – Crasswell Street, Portsmouth – Opening Hours & Store Details Visit Greggs at 13 Crasswell Street, a 1.28 mile drive south from the centre of Portsmouth (not far from City Centre North Bus Stop). The store is a convenient addition to the areas of Fratton, Somers Town, Portsmouth City Centre, Portsea, Baffins, Southsea, Old Portsmouth and Gosport. If you plan to drop by today (Friday), its hours of business are from 7:00 am until 6:00 pm. Here, on this page, you’ll find other information about Greggs Crasswell Street, Portsmouth, including the hours of operation, address info or contact number.