| Donegal to Chaudfontaine | 640.00 mi (1,029.97 km) |
| Donegal to Chaumont-Gistoux | 601.35 mi (967.78 km) |
| Donegal to Chimay | 612.09 mi (985.07 km) |
| Donegal to Ciney | 630.70 mi (1,015.01 km) |
| Donegal to Colfontaine | 581.08 mi (935.16 km) |
| Donegal to Courcelles | 598.09 mi (962.54 km) |
| Donegal to Court-Saint-Etienne | 598.48 mi (963.16 km) |
| Donegal to Couvin | 618.08 mi (994.70 km) |
| Donegal to Damme | 528.55 mi (850.62 km) |
| Donegal to De Haan | 518.47 mi (834.40 km) |
| Donegal to De Panne | 508.53 mi (818.41 km) |
| Donegal to De Pinte | 551.12 mi (886.94 km) |
| Donegal to Deerlijk | 545.67 mi (878.17 km) |
| Donegal to Deinze | 547.42 mi (880.99 km) |
| Donegal to Denderleeuw | 571.40 mi (919.58 km) |
