| Frederick to Dendermonde | 3,838.85 mi (6,178.03 km) |
| Frederick to Dessel | 3,874.34 mi (6,235.15 km) |
| Frederick to Destelbergen | 3,826.33 mi (6,157.89 km) |
| Frederick to Deurne | 3,848.40 mi (6,193.41 km) |
| Frederick to Diepenbeek | 3,895.12 mi (6,268.59 km) |
| Frederick to Diest | 3,878.35 mi (6,241.61 km) |
| Frederick to Diksmuide | 3,789.08 mi (6,097.93 km) |
| Frederick to Dilbeek | 3,850.12 mi (6,196.18 km) |
| Frederick to Dinant | 3,892.25 mi (6,263.97 km) |
| Frederick to Dison | 3,920.41 mi (6,309.29 km) |
| Frederick to Dour | 3,842.54 mi (6,183.97 km) |
| Frederick to Drongen | 3,820.96 mi (6,149.24 km) |
| Frederick to Duffel | 3,853.85 mi (6,202.17 km) |
| Frederick to Durbuy | 3,911.79 mi (6,295.42 km) |
| Frederick to Ecaussinnes-Lalaing | 3,854.45 mi (6,203.14 km) |
