From Ga-400 (north):
Take Ga400 south to exit 10 - sr-120 (Old Milton Parkway).  Keep right onto ramp.  Take ramp to right on sr-120 (Old Milton Parkway).  Continue straight 1.4 miles to SR-9 (Alpharetta Hwy), then turn left and continue 2.8 miles.  Mazda of Roswell is on the left at stop light (Elkins Rd).  

From Ga-400 (south):
Take Ga400 north to exit 8 - Mansell Rd toward Alpharetta.  Take ramp to left on Mansell Rd.  Continue straight 2 miles to SR-9 (Alpharetta Hwy), then turn right and continue .7 miles.  Mazda of Roswell is on the right at stop light (Elkins Rd).