| Mariehamn to Casandrino | 1,346.43 mi (2,166.87 km) |
| Mariehamn to Casapulla | 1,337.06 mi (2,151.79 km) |
| Mariehamn to Casarano | 1,389.71 mi (2,236.53 km) |
| Mariehamn to Casatenovo | 1,085.96 mi (1,747.68 km) |
| Mariehamn to Casciana Terme | 1,209.39 mi (1,946.32 km) |
| Mariehamn to Cascina | 1,200.00 mi (1,931.21 km) |
| Mariehamn to Caselle Torinese | 1,148.28 mi (1,847.98 km) |
| Mariehamn to Caserta | 1,336.68 mi (2,151.17 km) |
| Mariehamn to Casier | 1,046.26 mi (1,683.80 km) |
| Mariehamn to Casorate Primo | 1,115.60 mi (1,795.39 km) |
| Mariehamn to Casoria | 1,348.32 mi (2,169.92 km) |
| Mariehamn to Cassano al Ionio | 1,412.42 mi (2,273.07 km) |
| Mariehamn to Cassano d'Adda | 1,093.38 mi (1,759.62 km) |
| Mariehamn to Cassano delle Murge | 1,334.65 mi (2,147.91 km) |
| Mariehamn to Cassina de' Pecchi | 1,096.87 mi (1,765.25 km) |
