The Corporation de transport adapté Grand tronc Inc. serves the regions of MRC Arthabaska, MRC of Bécancour,MRC of Nicolet-Yamaska. The hours of service are from Monday to Thursday from 7:30 to 7pm, 7:30 am to 10pm on Fridays, and 7:30am until 11pm on Saturdays. For all information you can consult them at the following address:
Corporation de transport adapté Grand tronc Inc.
235, rue Vigneault
Aston-Jonction G0Z 1A0
Phone : 819 226-3070
Fax : 819 226-3070