Andover is an unincorporated community in northeast Harrison County, in the U.S. state of Missouri.
[1] The community is Missouri Route T six miles north of Blythedale and three quarter mile south of the Missouri-Iowa border.
[2] Andover had its start in 1873 when the railroad was extended to that point.
[3] A post office called Andover was established in 1872, and remained in operation until 1943.
This Harrison County, Missouri state location article is a stub.