If you are looking for a great neighborhood pub in Gaithersburg, Maryland, O'Malley's is your place. O'Malley's Pub Gaithersburg is located at the intersection of Montgomery Village Avenue and Rte. 355. O'Malley's convenient location and plenty of FREE parking make it the #1 pub and restaurant in Gaithersburg, MD! Join us for game day and watch your favorite sports team on any of our flat screen TV's while enjoying one of our signature ½ pound burgers, center cut steaks or BBQ ribs. O'Malley's Pub Gaithersburg is also the perfect place for daily specials and office parties.