Odijk is a town in the Dutch province of Utrecht. It is a part of the municipality of Bunnik, and lies about 4 km south of Zeist. Odijk useā¦Odijk is a town in the Dutch province of Utrecht. It is a part of the municipality of Bunnik, and lies about 4 km south of Zeist. Odijk used to be a separate municipality. It merged with Bunnik and Werkhoven in 1964.