| Grangemouth to Castrovillari | 1,439.28 mi (2,316.29 km) |
| Grangemouth to Catania | 1,547.36 mi (2,490.23 km) |
| Grangemouth to Catanzaro | 1,504.32 mi (2,420.97 km) |
| Grangemouth to Cattolica | 1,101.88 mi (1,773.30 km) |
| Grangemouth to Cava de' Tirreni | 1,345.49 mi (2,165.36 km) |
| Grangemouth to Cavallino | 1,469.33 mi (2,364.65 km) |
| Grangemouth to Cavarzere | 1,017.59 mi (1,637.65 km) |
| Grangemouth to Cave | 1,231.58 mi (1,982.03 km) |
| Grangemouth to Cavriago | 998.70 mi (1,607.25 km) |
| Grangemouth to Cavriglia | 1,092.93 mi (1,758.91 km) |
| Grangemouth to Cazzago San Martino | 934.37 mi (1,503.72 km) |
| Grangemouth to Ceccano | 1,257.10 mi (2,023.11 km) |
| Grangemouth to Cecina | 1,079.27 mi (1,736.92 km) |
| Grangemouth to Cefalu | 1,487.33 mi (2,393.62 km) |
| Grangemouth to Ceglie Messapico | 1,429.35 mi (2,300.32 km) |
