Roswell and Alpharetta are two north Atlanta suburbs closest to the North Springs MARTA station on the red line. The commute requires a bus ride, and there are several options to choose from:
Bus 85 goes through downtown Roswell via S. Atlanta and Alpharetta Streets and up to Mansell Road, where there is a Park and Ride at the intersection of Ga. 400 and Mansell (view map).
Bus 140 goes up GA 400 to Mansell Road/Park and Ride and to the Windward Park and Ride via North Point Parkway and Dryden Road. There are also alternating trips to Alpharetta City Hall and Old Milton Parkway (view map).
Bus 143 goes up GA 400 to Windward Parkway (including to the Windward Park and Ride) and to McGinnis Ferry Road (view map).
Bus 185 goes up GA 400 to Holcomb Bridge Road and Alpharetta Highway to Milton Parkway (view map).