| Union City to Cehegin | 5,970.32 mi (9,608.31 km) |
| Union City to Cervello | 5,935.67 mi (9,552.54 km) |
| Union City to Cervera | 5,898.17 mi (9,492.19 km) |
| Union City to Ceuti | 5,990.60 mi (9,640.94 km) |
| Union City to Cheste | 5,941.19 mi (9,561.42 km) |
| Union City to Chiclana de la Frontera | 5,885.15 mi (9,471.24 km) |
| Union City to Chipiona | 5,858.63 mi (9,428.55 km) |
| Union City to Chiva | 5,940.33 mi (9,560.04 km) |
| Union City to Churriana de la Vega | 5,947.16 mi (9,571.04 km) |
| Union City to Ciempozuelos | 5,799.82 mi (9,333.91 km) |
| Union City to Cieza | 5,977.07 mi (9,619.16 km) |
| Union City to Cisterniga | 5,689.20 mi (9,155.89 km) |
| Union City to Ciudad de Melilla | 6,067.08 mi (9,764.03 km) |
| Union City to Ciudad Real | 5,846.58 mi (9,409.17 km) |
| Union City to Ciudad-Rodrigo | 5,669.18 mi (9,123.66 km) |
