| Opalenica to Cabestany | 912.52 mi (1,468.55 km) |
| Opalenica to Cabries | 796.19 mi (1,281.35 km) |
| Opalenica to Cachan | 662.88 mi (1,066.80 km) |
| Opalenica to Caen | 762.97 mi (1,227.88 km) |
| Opalenica to Cagnes-sur-Mer | 733.73 mi (1,180.82 km) |
| Opalenica to Cahors | 872.97 mi (1,404.91 km) |
| Opalenica to Calais | 630.29 mi (1,014.35 km) |
| Opalenica to Caluire-et-Cuire | 689.05 mi (1,108.92 km) |
| Opalenica to Cambrai | 587.80 mi (945.97 km) |
| Opalenica to Canet-en-Roussillon | 909.13 mi (1,463.10 km) |
| Opalenica to Cannes | 743.97 mi (1,197.31 km) |
| Opalenica to Canteleu | 697.30 mi (1,122.19 km) |
| Opalenica to Capbreton | 1,015.25 mi (1,633.90 km) |
| Opalenica to Carcassonne | 903.61 mi (1,454.21 km) |
| Opalenica to Carmaux | 867.28 mi (1,395.76 km) |
