A105 may refer to:
Roads A105 road (England), a road in London connecting Canonbury and Enfield A105 motorway (France), a road near Combs-la-Ville Rublevo-Uspenskoe Shosse (route number A105 west of Moscow)
Other uses AS-105, a 1965 spaceflight in the Apollo program Austin A105, a 1956 British car, in Austin's Westminster series , a 1941 Royal Fleet Auxiliary fleet tanker ship ASTM A105, a grade of carbon steel