Mobile Locksmith, Safe Sales, and Service in London and Southwestern Ontario Contact Us Mobile Locksmith, Safe Sales, and Service in London and Southwestern Ontario Contact Us A Trusted Company for Mobile Locksmith Services SERVING THE LONDON AND SOUTHWESTERN ONTARIO REGION FOR MORE THAN 100 YEARS Established in 1914, Walker Locksmith is London's oldest and most trusted locksmith service. We are fully bonded and insured and our highly-trained technicians will provide fast, affordable, professional service for all of your residential, commercial and industrial locksmithing needs. We offer free estimates and have discounts in place for senior citizens and students. Our hours of operation are Monday to Friday, 8 AM to 5 PM. 24-hour service is available only for commercial clients with whom we have an established business relationship.Our shop hours are also 8 AM to 5 PM - by "appointment only" - since our locksmiths are in-and-out on service calls during the day, so please feel free to call us and we would be happy to schedule a time to meet with you.