​​​​​​myfleamarketguide.com

​http://www.myfleamarketguide.com/category/Missouri

​fleamarketzone.com

http://fleamarketzone.com/category/flea-market-directory/missouri

thefleamarkets.com (under Missouri or browse "Flea Markets")

​http://www.thefleamarkets.com/directory

​​Tripadvisor.com ​(Things to Do near Saint Joseph, MO)

https://www.tripadvisor.com