Pennville, MissouriPennville is an unincorporated community in northeast Sullivan County, in the U.S. state of Missouri.[1] The community is on Missouri Route 129 approximately 14 miles northeast of Milan and eight miles south-southeast of Unionville in adjacent Putnam County.[2] HistoryA post office called Pennville was established in 1856, and remained in operation until 1909.[3] The community most likely was named after Penn Township.[4] References
40°21′46″N 92°56′49″W / 40.36278°N 92.94694°W
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