| UPU | Union Postale Universelle = UPU | Universala Poŝt-Unio | In Esperanto = UPU | Universal Postal Union | In English |
In French | → Organizations and associations → International relations → Transport and postal services |
| UPU | Universala Poŝt-Unio = (look above) |
In Esperanto | → International relations → Transport and postal services |
| UPU | Universal Postal Union = (look above) |
In English | → International relations → Transport and postal services |
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