Greggs – Porthill – Opening Hours & Store Details Greggs is located in an ideal place on Porthill Road, about a 0.46 mile driving distance north-east from the centre of Porthill (alongside Porthill Junction of A500 / Queensway). The store is situated in a convenient location for patrons from Burslem, Longport, Etruria, Cobridge, Porthill Town Centre, Smallthorne, Chatterley and Tunstall. Today (Friday), hours of opening start at 6:00 am and continue until 6:00 pm. Please review the information on this page for Greggs Porthill, including the open hours, store address info or customer feedback.