| Slovenj Gradec to Cernavoda | 645.06 mi (1,038.12 km) |
| Slovenj Gradec to Chitila | 545.22 mi (877.45 km) |
| Slovenj Gradec to Cisnadie | 437.75 mi (704.49 km) |
| Slovenj Gradec to Cluj-Napoca | 403.63 mi (649.58 km) |
| Slovenj Gradec to Codlea | 499.33 mi (803.60 km) |
| Slovenj Gradec to Comanesti | 540.67 mi (870.12 km) |
| Slovenj Gradec to Comarnic | 514.73 mi (828.38 km) |
| Slovenj Gradec to Constanta | 676.96 mi (1,089.46 km) |
| Slovenj Gradec to Corabia | 496.26 mi (798.66 km) |
| Slovenj Gradec to Costesti | 490.26 mi (789.00 km) |
| Slovenj Gradec to Covasna | 532.83 mi (857.51 km) |
| Slovenj Gradec to Craiova | 449.32 mi (723.11 km) |
| Slovenj Gradec to Cristuru Secuiesc | 474.31 mi (763.33 km) |
| Slovenj Gradec to Cugir | 398.82 mi (641.84 km) |
| Slovenj Gradec to Cumpana | 674.51 mi (1,085.53 km) |
