| Niksar to Cocentaina | 1,978.70 mi (3,184.41 km) |
| Niksar to Coin | 2,246.92 mi (3,616.07 km) |
| Niksar to Colindres | 2,064.20 mi (3,322.01 km) |
| Niksar to Collado-Villalba | 2,129.38 mi (3,426.90 km) |
| Niksar to Colmenar Viejo | 2,116.60 mi (3,406.34 km) |
| Niksar to Colmenarejo | 2,130.99 mi (3,429.50 km) |
| Niksar to Conil de la Frontera | 2,325.99 mi (3,743.32 km) |
| Niksar to Consuegra | 2,129.01 mi (3,426.31 km) |
| Niksar to Corbera de Llobregat | 1,815.30 mi (2,921.44 km) |
| Niksar to Cordoba | 2,221.02 mi (3,574.39 km) |
| Niksar to Coria del Rio | 2,300.22 mi (3,701.85 km) |
| Niksar to Crevillente | 2,007.39 mi (3,230.59 km) |
| Niksar to Cuarte de Huerva | 1,958.21 mi (3,151.43 km) |
| Niksar to Cubellas | 1,831.00 mi (2,946.71 km) |
| Niksar to Cuellar | 2,132.94 mi (3,432.64 km) |
