Greggs – Havant, West Street – Opening Hours & Store Details Greggs sits at 1 West Street, about a 0.10 mile drive east from the centre of Havant (aside Langstone of A27). This store provides service principally to the locales of Western Section, Bedhampton, Havant Town Centre, Saxon Corner, Waterlooville, Warblington, Langstone and Eastern Section. Doors are open here today (Friday) from 6:30 am – 6:00 pm. Here you will find the specifics for Greggs Havant, West Street, including the working hours, store address, contact number and additional essential information.