| Mason City to Saint-Nazaire | 4,173.55 mi (6,716.68 km) |
| Mason City to Saint-Omer | 4,210.83 mi (6,776.68 km) |
| Mason City to Saint-Orens-de-Gameville | 4,469.42 mi (7,192.83 km) |
| Mason City to Saint-Ouen | 4,284.94 mi (6,895.94 km) |
| Mason City to Saint-Ouen-l'Aumone | 4,271.41 mi (6,874.18 km) |
| Mason City to Saint-Paul-les-Dax | 4,357.45 mi (7,012.65 km) |
| Mason City to Saint-Paul-Trois-Chateaux | 4,564.49 mi (7,345.84 km) |
| Mason City to Saint-Philbert-de-Grand-Lieu | 4,205.14 mi (6,767.51 km) |
| Mason City to Saint-Pierre-des-Corps | 4,283.64 mi (6,893.85 km) |
| Mason City to Saint-Pierre-du-Mont | 4,372.93 mi (7,037.55 km) |
| Mason City to Saint-Pierre-du-Perray | 4,302.76 mi (6,924.62 km) |
| Mason City to Saint-Pol-sur-Mer | 4,202.97 mi (6,764.03 km) |
| Mason City to Saint-Priest | 4,514.51 mi (7,265.40 km) |
| Mason City to Saint-Quentin | 4,283.26 mi (6,893.25 km) |
| Mason City to Saint-Rambert | 4,495.65 mi (7,235.05 km) |
