You can purchase tickets at the automatic ticket vending machines in the stations. Tickets for large families and single-parent families can be acquired at the automatic ticket vending machines in the presence of a station agent.
If you have any questions while purchasing tickets, you can use the intercom, and an agent will assist you remotely.
If you are a T-mobilitat user, you can also buy tickets and passes quickly and conveniently through the website and app by accessing your digital profile https://www.fgc.cat/t-mobilitat/.
You can also purchase integrated tickets at the ticket offices of other operators such as TMB, Rodalies Renfe, TRAM, etc.