Santander – Larne – Opening Hours & Store Details Santander occupies a location at 54 Main Street, approximately a 0.47 mile drive south-east from the centre of Larne (a few minutes walk from Larne Fire Station and Larne Post Office). The store is located in a convenient area that primarily serves the people of Glynn, Drains Bay, Carncastle, Ballylumford, Town Parks, Milbrook, Larne and Ballygally. On this page you’ll find all the up-to-date information about Santander Larne, including the operating hours, store address details, telephone number, and other info.