| Idstein to Chaudfontaine | 118.97 mi (191.46 km) |
| Idstein to Chaumont-Gistoux | 160.68 mi (258.58 km) |
| Idstein to Chimay | 175.64 mi (282.67 km) |
| Idstein to Ciney | 140.31 mi (225.80 km) |
| Idstein to Colfontaine | 195.53 mi (314.68 km) |
| Idstein to Courcelles | 172.68 mi (277.90 km) |
| Idstein to Court-Saint-Etienne | 165.65 mi (266.58 km) |
| Idstein to Couvin | 168.28 mi (270.83 km) |
| Idstein to Damme | 229.49 mi (369.33 km) |
| Idstein to De Haan | 240.31 mi (386.75 km) |
| Idstein to De Panne | 256.15 mi (412.24 km) |
| Idstein to De Pinte | 209.74 mi (337.55 km) |
| Idstein to Deerlijk | 220.43 mi (354.75 km) |
| Idstein to Deinze | 214.44 mi (345.11 km) |
| Idstein to Denderleeuw | 189.57 mi (305.08 km) |
