| Mason City to Pyrzyce | 4,540.48 mi (7,307.19 km) |
| Mason City to Pyskowice | 4,786.23 mi (7,702.69 km) |
| Mason City to Raciborz | 4,788.22 mi (7,705.89 km) |
| Mason City to Radom | 4,816.37 mi (7,751.20 km) |
| Mason City to Radomsko | 4,779.90 mi (7,692.50 km) |
| Mason City to Radzionkow Nowy | 4,794.72 mi (7,716.36 km) |
| Mason City to Radzymin | 4,767.90 mi (7,673.19 km) |
| Mason City to Radzyn Podlaski | 4,842.07 mi (7,792.56 km) |
| Mason City to Rawa Mazowiecka | 4,771.18 mi (7,678.46 km) |
| Mason City to Rawicz | 4,672.54 mi (7,519.73 km) |
| Mason City to Reda | 4,578.91 mi (7,369.05 km) |
| Mason City to Rogozno | 4,624.27 mi (7,442.04 km) |
| Mason City to Ropczyce | 4,896.90 mi (7,880.80 km) |
| Mason City to Ruda Slaska | 4,799.54 mi (7,724.11 km) |
| Mason City to Rumia | 4,582.72 mi (7,375.17 km) |
