#71
Connects 10 Av, Zona 1, with the Centro Cívico in Zona 4.
#82
Starts in Zona 2 and continues through Zona 1 along 10 Av, then past the Centro Cívico in Zona 4 and on to Av la Reforma before turning left at the Obelisco. The route passes many of the embassies, the American Express office, the Popol Vuh and Ixchel museums and the Los Próceres shopping centre.
#83
To and from the airport from Zona 1 on 10 Av.
Terminal
Any bus marked "terminal", and there are plenty of these on 4 Av in Zona 1, will take you to the main bus terminal in Zona 4.
Bolívar/Trébol
Any bus marked "Bolívar" or "Trébol" will take you along the western side of the city, down Av Bolívar and to the Trébol junction, for connections to the western highlands.