The Ecumenical Institute at Bossey is the international centre for encounter, dialogue and formation of the World Council of Churches. 

Mailing address:

Ecumenical Institute
Château de Bossey
P.O. Box 1000
CH-1299 Crans-près-Céligny
Switzerland 

Tel: +41 22 960 7300
Fax: +41 22 960 7367 

E-mail: bossey@wcc-coe.org

Visiting address:

Ecumenical Institute
Château de Bossey
Chemin Chenevière 2
Bogis-Bossey
Switzerland