| Slovenj Gradec to Cividale del Friuli | 83.50 mi (134.37 km) |
| Slovenj Gradec to Civita Castellana | 319.49 mi (514.17 km) |
| Slovenj Gradec to Civitanova Marche | 231.31 mi (372.26 km) |
| Slovenj Gradec to Civitavecchia | 345.04 mi (555.29 km) |
| Slovenj Gradec to Civitella in Val di Chiana | 269.54 mi (433.79 km) |
| Slovenj Gradec to Clusone | 249.05 mi (400.80 km) |
| Slovenj Gradec to Coccaglio | 253.19 mi (407.48 km) |
| Slovenj Gradec to Codigoro | 184.01 mi (296.14 km) |
| Slovenj Gradec to Codogno | 274.93 mi (442.46 km) |
| Slovenj Gradec to Codroipo | 107.24 mi (172.58 km) |
| Slovenj Gradec to Cogoleto | 344.37 mi (554.21 km) |
| Slovenj Gradec to Colle di Val d'Elsa | 288.68 mi (464.58 km) |
| Slovenj Gradec to Colle Salvetti | 301.12 mi (484.61 km) |
| Slovenj Gradec to Collecchio | 264.46 mi (425.61 km) |
| Slovenj Gradec to Colleferro | 345.46 mi (555.96 km) |
