| Illertissen to Chitila | 798.44 mi (1,284.97 km) |
| Illertissen to Cisnadie | 684.42 mi (1,101.46 km) |
| Illertissen to Cluj-Napoca | 637.32 mi (1,025.66 km) |
| Illertissen to Codlea | 743.65 mi (1,196.78 km) |
| Illertissen to Comanesti | 774.89 mi (1,247.07 km) |
| Illertissen to Comarnic | 762.94 mi (1,227.84 km) |
| Illertissen to Constanta | 927.64 mi (1,492.89 km) |
| Illertissen to Corabia | 755.65 mi (1,216.11 km) |
| Illertissen to Costesti | 744.45 mi (1,198.08 km) |
| Illertissen to Covasna | 774.18 mi (1,245.92 km) |
| Illertissen to Craiova | 707.37 mi (1,138.40 km) |
| Illertissen to Cristuru Secuiesc | 712.50 mi (1,146.66 km) |
| Illertissen to Cugir | 645.65 mi (1,039.07 km) |
| Illertissen to Cumpana | 925.66 mi (1,489.71 km) |
| Illertissen to Curtea de Arges | 722.55 mi (1,162.84 km) |
