A1 Auto Three Brothers is conveniently located at 3041 Frederick Avenue in Baltimore MD. We are a family-owned auto repair shop that has been offering top-quality automotive repair services to the Baltimore County community since opening our shop in 1992. Our auto repair shop is open Monday to Friday from 8:00 AM to 5:00 PM, and Saturdays from 8:00 AM to 2:00 PM. We can be contacted during business hours by telephone at 410 566 5878. Below you will find a map of Baltimore showing our shop's location and the ability to get directions to our repair shop's location. Please feel free to request a price quote or schedule an appointment for a vehicle repair or service any time using our online forms.