Self storage in Wellingborough Lok'nStore Opening Spring 2018 Loading map... Coming Soon To Wellingborough! Lok'nStore Wellingborough will serve customers from NN8, NN9, NN10, NN14, NN15, NN16, NN17, NN18 and NN29 Lok'nStore Wellingborough Lok’nStore offers you... The best price Your own secure storage room from just £10 per week! Helpful advice Free helpful advice from our friendly, expert staff. Call today! Flexibility Store at Lok'nStore from just 1 week, or for as long as you want. Security Secure, locked storage rooms for your goods. Only you have a key.