Mile High Locksmith has been a Denver locksmith for almost two decades, and we have an excellent and well-deserved reputation as Denver and the Front Range's local locksmith. We are a full locksmith service and a fully mobile locksmith, and we can reach you every hour of every day, including all holidays, almost anywhere in the Colorado Front Range. Mile High is a residential locksmith as well as a commercial locksmith, and we also offer an extensive suite of car key replacement services.