One & Only Locksmiths

About One & Only Locksmiths

One & Only Locksmiths is an Australian, family-owned company providing 24/7 residential, commercial, and emergency locksmith and security services across Sydney, Melbourne, Brisbane, and Adelaide. With over 50 years of combined experience, they specialize in lock repairs, upgrades, key replacements, and advanced security systems, serving homeowners, business owners, and property managers with a focus on reliability and customer service. 0420100075 Sydney, New South Wales 2216, AU