| Colmar to Navodari | 1,045.54 mi (1,682.63 km) |
| Colmar to Negresti-Oas | 742.04 mi (1,194.19 km) |
| Colmar to Nehoiu | 914.73 mi (1,472.11 km) |
| Colmar to Ocna Mures | 781.49 mi (1,257.68 km) |
| Colmar to Odobesti | 941.09 mi (1,514.53 km) |
| Colmar to Odorheiu Secuiesc | 849.33 mi (1,366.86 km) |
| Colmar to Oltenita | 961.42 mi (1,547.26 km) |
| Colmar to Onesti | 918.03 mi (1,477.43 km) |
| Colmar to Oradea | 681.44 mi (1,096.68 km) |
| Colmar to Orastie | 761.38 mi (1,225.32 km) |
| Colmar to Oravita | 711.23 mi (1,144.62 km) |
| Colmar to Orsova | 751.74 mi (1,209.82 km) |
| Colmar to Otelu Rosu | 729.80 mi (1,174.50 km) |
| Colmar to Otopeni | 923.22 mi (1,485.78 km) |
| Colmar to Ovidiu | 1,044.41 mi (1,680.82 km) |
