Route number is O2. Remember it—the number stays the same everywhere: on the stop display, in apps, on the vehicle itself. Look for O2 specifically. If you're not sure you found the right stop, just ask someone nearby: 'Does bus O2 stop here?'

This route serves the Saint-Paul (France) region. In larger metro areas, routes can pass through several districts or towns. To know for sure if it works for you, pull up the route map and check the key stops and direction.

Key stops along the route: Les Bas. These are handy as landmarks and transfer points. First time riding? Note down 2–3 stops closest to where you're heading and track them on the map or listen for announcements—easier than missing your exit.

This route is part of the 'Car Jaune' transit system. Within one network, payment and transfer rules are often consistent. Terms can differ though, so check current fares and payment methods in up-to-date sources before your trip.

On transit maps this route is marked in #00B6BD. Color helps you spot the line quickly and tell it apart from others. In some cities the line color appears on stop signs or even on the vehicles themselves. The exact shade might vary between sources—go by route number and endpoints instead.