Willis is an

unincorporated community An unincorporated area is a region that is not governed by a local municipal corporation. Widespread unincorporated communities and areas are a distinguishing feature of the United States and Canada. Most other countries of the world either have ...

Knox County, Indiana Knox County is a county in the U.S. state of Indiana in the United States. The oldest county in Indiana, it was one of two original counties created in the Northwest Territory in 1790, alongside, St. Clair County, Illinois. Knox County was gradu ...

, in the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...

History

The first post office in Willis was called Willis Grove. Established in 1879, the post office was renamed Willis in 1894, and was discontinued in 1907.

References

Unincorporated communities in Knox County, Indiana Unincorporated communities in Indiana {{KnoxCountyIN-geo-stub