When service began that May, the G&P scheduled a tri-weekly passenger train between Armstead and Salmon, leaving Armstead on Mondays, Wednesdays, and Fridays and returning on the following days.
In May, the G&P began operating a weekly passenger train between Armstead and Salmon, with trains leaving Armstead on Mondays, Wednesdays, and Fridays and returning on the following days.