John Smith & Son 24 hour Auto / Car Locksmith Baltimore MD Car Locksmith Baltimore has the Easiest Solutions for Your Car When it comes to repairs on ignitions and locks, John Smith & Son Car Locksmith Baltimore MD has the know-how and gadgets to rehabilitate any motor vehicle. We are offering to you a 24 hour roadside repair that can be applied to water crafts, motorcycles, cars, trucks, and tractors. All of us at John Smith & Son Auto Locksmith Baltimore MD are familiar with all the makes and models of cars. We can save you money when it comes to transponder reprogramming or key duplication. All of these services are 24 hours. This is more convenient and this is cheaper than any dealership or garage.