Olive Branch Map
Olive Branch is an unincorporated census-designated place in Alexander County, Illinois, United States. Although it is unincorporated, it has a post office, with the ZIP code of 62969. Its population was 864 at the 2010 census.
Olive Branch is part of the Cape Girardeau–Jackson, MO-IL Metropolitan Statistical Area.
Olive Branch is located at 37°10?07?N 89°21?06?W / 37.16861°N 89.35167°W / 37.16861; -89.35167 (37.168661, -89.351749).
Nearby cities include Kelso, Ullin, Mound City, Benton, Olmsted.