| Mason City to Brezovica | 4,850.13 mi (7,805.53 km) |
| Mason City to Cankova | 4,873.46 mi (7,843.08 km) |
| Mason City to Celje | 4,870.05 mi (7,837.59 km) |
| Mason City to Cerklje na Gorenjskem | 4,841.91 mi (7,792.31 km) |
| Mason City to Cerknica | 4,858.45 mi (7,818.93 km) |
| Mason City to Cerkno | 4,830.00 mi (7,773.14 km) |
| Mason City to Cerkvenjak | 4,878.09 mi (7,850.53 km) |
| Mason City to Cirkulane | 4,890.37 mi (7,870.29 km) |
| Mason City to Crensovci | 4,889.84 mi (7,869.43 km) |
| Mason City to Crna na Koroskem | 4,844.42 mi (7,796.35 km) |
| Mason City to Crnomelj | 4,898.50 mi (7,883.37 km) |
| Mason City to Destrnik | 4,879.39 mi (7,852.61 km) |
| Mason City to Divaca | 4,849.93 mi (7,805.21 km) |
| Mason City to Dobje | 4,879.15 mi (7,852.24 km) |
| Mason City to Dobrna | 4,863.92 mi (7,827.72 km) |
