| Mercer Island to Dendermonde | 4,918.66 mi (7,915.83 km) |
| Mercer Island to Dessel | 4,932.44 mi (7,938.00 km) |
| Mercer Island to Destelbergen | 4,910.22 mi (7,902.23 km) |
| Mercer Island to Deurne | 4,916.83 mi (7,912.88 km) |
| Mercer Island to Diepenbeek | 4,958.41 mi (7,979.80 km) |
| Mercer Island to Diest | 4,945.00 mi (7,958.21 km) |
| Mercer Island to Diksmuide | 4,887.61 mi (7,865.85 km) |
| Mercer Island to Dilbeek | 4,933.73 mi (7,940.07 km) |
| Mercer Island to Dinant | 4,982.58 mi (8,018.68 km) |
| Mercer Island to Dison | 4,985.63 mi (8,023.60 km) |
| Mercer Island to Dour | 4,946.56 mi (7,960.72 km) |
| Mercer Island to Drongen | 4,906.88 mi (7,896.85 km) |
| Mercer Island to Duffel | 4,925.24 mi (7,926.42 km) |
| Mercer Island to Durbuy | 4,991.10 mi (8,032.40 km) |
| Mercer Island to Ecaussinnes-Lalaing | 4,947.17 mi (7,961.69 km) |
