Argos – Letchworth in Sainsbury’s – Opening Hours & Store Details Argos is located in an ideal spot on Third Avenue, about 0.99 miles east of the centre of Letchworth (close to Sainsbury’s Bus Stop). The store is perfectly located to serve people from the locales of Jubilee Industrial Centre, Jackmans Estate, Retail and Business Park, Baldock, Phoenix Park Estate and Letchworth. Opening hours today (Friday) are from 9:00 am – 8:30 pm. Here you may find the specifics for Argos Letchworth in Sainsbury’s, including the operating times, address description, customer reviews and more important information.