Proper noun
A number of places in the United States: A city in Los Angeles County, California.
A number of places in the United States: A ghost town in Lumpkin County, Georgia, named for walnut trees.
A number of places in the United States: A township and village therein, in Bureau County, Illinois.
A number of places in the United States: A township and unincorporated community therein, in Marshall County, Indiana.
A number of places in the United States: A minor city in Pottawattamie County, Iowa.
A number of places in the United States: A minor city in Crawford County, Kansas, named after Little Walnut Creek.
A number of places in the United States: A town in Tippah County, Mississippi.
A number of places in the United States: An unincorporated community in Macon County, Missouri, named after Walnut Creek.
A number of places in the United States: An unincorporated community in Knox County, Nebraska, named for walnut trees.
A number of places in the United States: An unincorporated community in Madison County, North Carolina, named after the Walnut Mountains.
A number of places in the United States: An unincorporated community in Pickaway County, Ohio.
A number of places in the United States: A number of other townships, listed under Walnut Township.