The championship for teams that comprise of postal office workers. The championship for teams that comprise of postal office workers.| no. | host city | year | results | |
| 1. | 1956 | 1. Yugoslavia | ||
 |
1958 | Yugoslavia 9; Netherlands 8; Switzerland 5; West Germany 3; Belgium 3; Sweden 2 | ||
| 1963 | 1. Switzerland | |||
| Canterbury |  |
1968 | West Germany 8; Netherlands 8; Switzerland 6; England 6; France 2; Belgium 0 | |
| Balatonfürde |  |
1973 | Austria 12; Hungary 11; Great Britain 10; West Germany 9; Switzerland 8; Italy 4; Netherlands 2; Norway 0 | |
| Doetinchem |  |
1977 | Hungary 15; England 12; Austria 12; West Germany 11; Norway 8; Switzerland 6; Netherlands 6; Belgium 2; Italy 0 | |
| ... | ||||