| Gelsenkirchen to Chitila | 993.92 mi (1,599.56 km) |
| Gelsenkirchen to Cisnadie | 873.15 mi (1,405.20 km) |
| Gelsenkirchen to Cluj-Napoca | 811.80 mi (1,306.47 km) |
| Gelsenkirchen to Codlea | 926.13 mi (1,490.46 km) |
| Gelsenkirchen to Comanesti | 941.82 mi (1,515.71 km) |
| Gelsenkirchen to Comarnic | 950.70 mi (1,530.00 km) |
| Gelsenkirchen to Constanta | 1,114.56 mi (1,793.71 km) |
| Gelsenkirchen to Corabia | 967.03 mi (1,556.28 km) |
| Gelsenkirchen to Costesti | 943.55 mi (1,518.50 km) |
| Gelsenkirchen to Covasna | 950.97 mi (1,530.43 km) |
| Gelsenkirchen to Craiova | 916.17 mi (1,474.43 km) |
| Gelsenkirchen to Cristuru Secuiesc | 887.96 mi (1,429.04 km) |
| Gelsenkirchen to Cugir | 836.56 mi (1,346.32 km) |
| Gelsenkirchen to Cumpana | 1,113.53 mi (1,792.05 km) |
| Gelsenkirchen to Curtea de Arges | 916.64 mi (1,475.18 km) |
