Chatham Area Transit (CAT) operates buses in Savannah and Chatham County Monday through Saturday from just before 6 am to just shy of midnight, Sunday from 7 am to 9 pm. (Some lines stop running earlier or may not run on Sunday.) A free shuttle runs a loop throughout the Historic District. The Riverfront Trolley—a refurbished 1930s streetcar—runs the length of River Street Wednesday to Sunday.
Chatham Area Transit. 912/233–5767; www.catchacat.org.