465. International Post Office [516]
466. International Office of Weights and Measures [516]
467. International Office for the Protection of Works of Literature and Art and of Industrial Property [516]
467a. The Pan-American Union [517]
468. Maritime Office at Zanzibar and Bureau Spécial at Brussels [517]
469. International Office of Customs Tariffs [517]
470. Central Office of International Transports [517]
471. Permanent Office of the Sugar Convention [517]
471a. Agricultural Institute [518]
471b. International Health Office [518]