ATAC.

About ATAC

ATAC S.p.A. (Azienda Tramvie e Autobus del Comune di Roma, EN Tramway and Bus Agency of the City of Rome) is an Italian publicly owned company running most of the local public transportation services, paid parking and incentive parking lots in Rome. More specifically, the company handles, on behalf of Roma Capitale Authority, the entire tramway, trolleybus network and metro lines, as well as most of the bus lines in the city. It also operates, on behalf of the Administrative Region of Lazio, three railways: Roma-Civita Castellana-Viterbo, Roma-Giardinetti and Roma-Lido. ATAC S.p.A., with its 2,200-kilometer-wide public transport network, its over 8,500 busses and 70,000 parking stalls, is currently one of the biggest public transportation companies in Europe and the largest in Italy.