From Roissy Charles de Gaulle: Take RER B towards Robinson lès Chevreuse, change at Gare du Nord to line 5 direction Place d'Italie and get Jeacques Bonsergent, Boulevard Magenta exit.
From Orly airport: take the Orlyval from Orly to Antony then take RER B towards Charles de Gaulle and change at Gare du Nord to line 5 direction Place d'Italie, and get off at Jacques Bonsergent, exit Boulevard Magenta .
From North Station or East take line 5 towards Place d'Italie, and get off at Jacques Bonsergent
From Gare de Lyon: take metro line 1 Defence and change at Bastille to line 5 towards Bobigny and stop at Jacques Bonsergent, Boulevard Magenta exit.