| Slovenj Gradec to Coin | 1,224.42 mi (1,970.51 km) |
| Slovenj Gradec to Colindres | 928.75 mi (1,494.67 km) |
| Slovenj Gradec to Collado-Villalba | 1,034.81 mi (1,665.36 km) |
| Slovenj Gradec to Colmenar Viejo | 1,022.87 mi (1,646.15 km) |
| Slovenj Gradec to Colmenarejo | 1,037.67 mi (1,669.97 km) |
| Slovenj Gradec to Conil de la Frontera | 1,299.06 mi (2,090.63 km) |
| Slovenj Gradec to Consuegra | 1,058.92 mi (1,704.17 km) |
| Slovenj Gradec to Corbera de Llobregat | 741.20 mi (1,192.85 km) |
| Slovenj Gradec to Cordoba | 1,173.44 mi (1,888.47 km) |
| Slovenj Gradec to Coria del Rio | 1,253.99 mi (2,018.10 km) |
| Slovenj Gradec to Crevillente | 988.66 mi (1,591.10 km) |
| Slovenj Gradec to Cuarte de Huerva | 862.24 mi (1,387.63 km) |
| Slovenj Gradec to Cubellas | 760.21 mi (1,223.44 km) |
| Slovenj Gradec to Cuellar | 1,023.90 mi (1,647.80 km) |
| Slovenj Gradec to Cuenca | 971.32 mi (1,563.18 km) |
