'''Lijn 66''' rijdt van Braine-l'Alleud via Ophain en Bois-Seigneur-Isaac naar Nivelles.
=== Dienstregeling ===*Enkele ritten rijden komende vanuit Nivelles tot Bois-Seigneur-Isaac.
== Route ==
{{RouteRij| {{Rimg|rsr}} | Bois-Seigneur-Isaac, Rue du Castor}}
{{RouteRij| {{Rimg|rsr}} | Bois-Seigneur-Isaac, Abbaye}}
{{RouteRij| {{Rimg|rsr}}{{Rimg|0sr}} | Bois-Seigneur-Isaac, Centre}}{{RouteRij| {{RimgBRimg|rsrrarr}} | Bois-Seigneur-Isaac, Maison Plasman}}
{{RouteRij| {{Rimg|rsr}} | Bois-Seigneur-Isaac, Ferme du Moulin}}
{{RouteRij| {{Rimg|rsr}} | Nivelles, Laid Patard}}