Knob Noster, MO is a city located in Johnson County, Missouri and has a land area of 116.84 square miles (302.61 km2). The water area for the city is 0.59 square miles or 1.53 km2. There is one unique zip code in Knob Noster, Missouri and it is 65336. The area code(s) for Knob Noster is 660.
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