
Lines O1 and O2 become lines 429 and 430
More frequent buses and new services with lines 429 and 430
- The new line 429 (formerly line O1) takes up the route of the old line J between "Les Graviers" and the terminus of the line in Limeil-Brévannes. It serves the Guillaume Budé high school.
- The new line 430 (formerly line O2) is extended to the RER A at Boissy-Saint-Léger station.
- Korczak College is served by lines 429 and 430.
- + buses on these two lines with a passage every 15 minutes in the morning and evening and every 30 minutes during the day.

Map of line 429

Map of line 430