Argos – Chepstow – Opening Hours & Store Details Argos occupies a good place in Beauford Park situated on Thornwell Road, about a 1.39 mile drive south of the centre of Chepstow, in Thornwell (alongside Junction 2 (Newhouse) of M48). This store mainly serves patrons from the districts of Pwllmeyric, Beachley, Chepstow Town Centre, Meadow Lane, Newton Green, Mathern and Sedbury. Please see the various sections on this page for specifics on Argos Chepstow, including the operating times, address, product ranges and further information about the store.