Bi-State

Bi-State could refer to any of the following:

Historic places

 * Bi (state), A Chinese ancient vassal state

Transportation

 * Metro Transit (St. Louis) - an enterprise of the Bi-State Development Agency

Organisations

 * Bi-State Development Agency

Landmarks and buildings

 * Bi-State Vietnam Gold Star Bridges
 * Bi-State Parks Airport

Sport events

 * Bi-State League
 * Bi-State League (1915)
 * Bi-State Conference