Main Branch, Plattsburgh: Lobby Monday - Friday 8:30am to 4:30pm Thursdays Until 5:00pm Drive-Thru Monday - Friday 7:30am to 4:30pm Thursdays Until 5:30pm Saturdays 8:30am to 12:00pm SUNY Plattsburgh Branch, Plattsburgh Lobby Mon/Thurs/Fri 10:00 am - 2:00 pm Wednesday 9:00 am to 1:00 pm (SUNY Pyrl weeks only for Wed hours) Cornerstone Pharmacy Branch, Rouses Point: Lobby Monday - Thursday 8:30 am to 4:30 pm Friday 8:30 am to 5:00 pm