Arnett, MissouriArnett is an unincorporated community in southeast McDonald County, in the U.S. state of Missouri.[1] Arnett is located on Missouri Route 90.[2] HistoryA post office was established at Arnett in 1898, and remained in operation until 1916.[3][4] References
36°33′45″N 94°13′20″W / 36.56250°N 94.22222°W
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