Transports Metropolitans de Barcelona
''Transports Metropolitans de Barcelona'' (TMB) is the main public transit operator in Barcelona. A combination of two formerly-separate companies, ''Ferrocarril Metropolità de Barcelona, SA.'' and ''Transports de Barcelona, SA.'', it runs most of the metro and local bus lines in Barcelona and the metropolitan area.The bus network serves Barcelona and the metropolitan area through 109 lines that cover a total distance of 920.62 kilometres. The Barcelona Metro network has 123 stations. It is formed by six lines and a funicular railway. In 2016, TMB carried 578.75 million passengers and had 7,744 employees.
There is also an authority in Barcelona that seeks to coordinate and integrate other public transport companies (such as TRAMMET, for the local trams) into the same network, Autoritat del Transport Metropolità. Provided by Wikipedia