| Olbia to Chaudfontaine | 693.17 mi (1,115.56 km) |
| Olbia to Chaumont-Gistoux | 713.05 mi (1,147.54 km) |
| Olbia to Chimay | 678.75 mi (1,092.34 km) |
| Olbia to Ciney | 682.00 mi (1,097.57 km) |
| Olbia to Colfontaine | 709.59 mi (1,141.97 km) |
| Olbia to Courcelles | 703.67 mi (1,132.44 km) |
| Olbia to Court-Saint-Etienne | 711.79 mi (1,145.52 km) |
| Olbia to Couvin | 675.83 mi (1,087.65 km) |
| Olbia to Damme | 772.94 mi (1,243.93 km) |
| Olbia to De Haan | 779.01 mi (1,253.69 km) |
| Olbia to De Panne | 777.07 mi (1,250.58 km) |
| Olbia to De Pinte | 750.62 mi (1,208.01 km) |
| Olbia to Deerlijk | 746.85 mi (1,201.94 km) |
| Olbia to Deinze | 751.67 mi (1,209.69 km) |
| Olbia to Denderleeuw | 735.73 mi (1,184.04 km) |
