Directions & Map to Planisware in Châtillon How to get to Planisware Châtillon office next to Paris?Bus & subway : Our suggestion: Subway line 13 and get out at Châtillon - Montrouge terminus, our building is next to the station. From metro Porte d'Orléans (subway terminus of line 4) : Take one of the buses 38, 68, 194, 295 at Porte d'Orléans (high frequence at rush hours). Get out at Châtillon - Montrouge stop. The travel is 15 minute long (one ticket, or "carte orange" zone 2). For public transportation directions, you can also check the RATP web itinerary finder in english. Get a full size map.