Location St. Thomas Aquinas Catholic Church is located at 535 Rucker Road, Alpharetta, GA, 30004. Directions to the Church: From GA 400 South get off at exit 10 which is Old Milton Parkway. Go right approximately 4 miles, you will make no turns. Old Milton Parkway becomes Rucker Road and the church is on the left. From GA 400 North get off at exit 10 which is Old Milton Parkway. Go left approximately 4 miles, you will make no turns. Old Milton Parkway becomes Rucker Road and the church is on the left. Direcciones para la Iglesia: De Norte a Sur tome la 400 hasta la salida 10 y doble a la derecha en Old Milton Parkway y continue 4 millas aproximadamente. Old Milton Parkway cambia de nombre a Rucker Road. La iglesia estar a mano izquierda. De Sur a Norte, tome la 400 hasta la salida 10 y doble a la izquierda en Old Milton Parkway, continue 4 millas aproximadamente. Old Milton Parkway cambia de nombre a Rucker Road. La iglesia estara a mano izquierda. Click here to view a larger map on Mapquest.