City buses and all connected lines are orange, some of them are trolley-bus. Out of town buses are generally blue. After 20.00 buses run less frequently and some lines do not run at all. Each bus stop is provided with timetable and signs.
Timetables are on sale also at information points.
Tickets are not sold on board except for the Aerobus line. They must be purchased at ATC information points, Tobacconists', news-stands and other authorised sellers and must be punched upon getting on board. They are generally valid on all city lines and for one hour after punching. City pass Lire. Inclusive tickets, with the same characteristics as the single fare ticket, which can be used by one or more people at the same time.