Austria
Vienna: Wiener Linien
Belgium
Brussels: STIB
Antwerp: De Lijn
Czech Republic
Prague: DPP
Denmark
Copenhagen: Metro
Copenhagen: DSB
Copenhagen: Ticket via Mobile Phone Info
England
London: TFL
Finland
Helsinki: HSL
HKL (Metro & Tram Lines)
France
Lyon: TCL
Paris: RATP
Marseille: RTM
Nice: Lignes d’Azur
Germany
Berlin: BVG (U Bahn, Bus & Tram Lines)
Berlin: VBB (S Bahn, U Bahn)
Cologne: KVB
Frankfurt: RMV
Frankfurt: VGF
Hamburg: HVV
Munich: MBG (Tram Lines)
Munich: MVV
Munich: DB (S Bahn)
Greece
Athens: OASA
Ireland
Dublin: DART (Electric Rail)
Dublin Bus
Italy
Milan: ATM
Naples: Circumvesuviana (Mt Vesuvius Area)
Naples: Metro
Naples: Regional Train Lines
Rome: ATAC
Norway
Oslo: Ruter
Portugal
Lisbon: Metro Lisboa
Lisbon: Carris (Bus, Trams & Funiculars)
Porto: Metro
Porto: STCP (Bus Line)
Scotland
Edinburgh: Lothian Bus Line
Glasgow: SPT
Spain
Barcelona: TMB
Madrid: CTM
Seville: Tussam (Bus Lines)
Sevilla: Metro Sevilla
Sweden
Stockholm: SL
Switzerland
Zurich: ZVV
The Netherlands
Amsterdam: GVB
The Hague: HTM (Bus & Tram Lines)