Italian OR society.

Membership, meetings, resources.

Icelandic Operations Research Society (ICORS).

Bulletin, meetings, careers, membership information and other resources. French and English site.

Danish OR society.

German OR society.

Publications, meetings, jobs and other resources.

Institute for Operations Research and the Management Sciences. American OR society.

VVS: Vereniging voor Statistiek en Operationele Research / Netherlands Society for Statistics and Operations Research.

Austrian OR society.

United Kingdom OR society.

Membership, meetings, publications.

Membership, meetings, resources.

Membership, meetings, jobs, resources.

Begian Operations Research Society - proposes an agenda of conferences as well as teaching information on O.R.

South African OR society.

French OR society.

Spanish OR society.

Finnish OR society.

Details of news, forthcoming presentations and study materials of regional branches of the society.