| Opmeer to Campodarsego | 588.29 mi (946.76 km) |
| Opmeer to Campogalliano | 615.31 mi (990.24 km) |
| Opmeer to Campolongo Maggiore | 601.49 mi (968.01 km) |
| Opmeer to Camponogara | 598.90 mi (963.83 km) |
| Opmeer to Camposampiero | 584.69 mi (940.97 km) |
| Opmeer to Canegrate | 524.52 mi (844.14 km) |
| Opmeer to Canelli | 571.82 mi (920.26 km) |
| Opmeer to Canicatti | 1,143.03 mi (1,839.52 km) |
| Opmeer to Canosa di Puglia | 948.57 mi (1,526.58 km) |
| Opmeer to Cantu | 516.83 mi (831.76 km) |
| Opmeer to Caorle | 606.84 mi (976.61 km) |
| Opmeer to Capaci | 1,079.78 mi (1,737.74 km) |
| Opmeer to Capannori | 663.29 mi (1,067.46 km) |
| Opmeer to Capena | 810.25 mi (1,303.98 km) |
| Opmeer to Capo d'Orlando | 1,109.27 mi (1,785.19 km) |
