From 8 January 2024, your buses will be reinvented in La Celle Saint-Cloud
- Lines 28 and 29 merge and become line 6231
- A more direct route to join the L train at La Celle Saint-Cloud station
- Buses later in the evening until 11:20 p.m., 7 days a week
- 3 times as many buses between 7 a.m. and 9 a.m. and between 5 p.m. and 7 p.m.