| Donegal to Sprimont | 644.26 mi (1,036.83 km) |
| Donegal to Stabroek | 566.32 mi (911.41 km) |
| Donegal to Staden | 528.72 mi (850.89 km) |
| Donegal to Steenokkerzeel | 585.92 mi (942.94 km) |
| Donegal to Stekene | 558.28 mi (898.47 km) |
| Donegal to Strombeek-Bever | 580.33 mi (933.96 km) |
| Donegal to Temse | 567.42 mi (913.18 km) |
| Donegal to Ternat | 575.71 mi (926.51 km) |
| Donegal to Tervuren | 589.28 mi (948.35 km) |
| Donegal to Tessenderlo | 602.53 mi (969.68 km) |
| Donegal to Theux | 648.49 mi (1,043.64 km) |
| Donegal to Thuin | 599.57 mi (964.91 km) |
| Donegal to Tielt | 539.21 mi (867.78 km) |
| Donegal to Tienen | 606.03 mi (975.32 km) |
| Donegal to Tongeren | 626.64 mi (1,008.47 km) |
