Greggs – Paulsgrove – Opening Hours & Store Details You will find Greggs situated at a convenient position at 179 Allaway Avenue, approximately 2.08 miles north from the centre of Portsmouth, in Paulsgrove (accessible from Junction 12 (Paulsgrove) of M27). This store is situated properly to serve those from the areas of Fort Widley Married Quarters, Paulsgrove Town Centre, Hilsea, Port Solent, Horsea Island, Portchester, Ports Down and Cosham. Doors are open here today (Friday) from 6:00 am until 6:00 pm. On this page, you can find store hours, location details, direct phone and further information about Greggs Paulsgrove.