| Constanta to Dendermonde | 1,230.21 mi (1,979.84 km) |
| Constanta to Dessel | 1,190.80 mi (1,916.40 km) |
| Constanta to Destelbergen | 1,243.17 mi (2,000.69 km) |
| Constanta to Deurne | 1,218.04 mi (1,960.25 km) |
| Constanta to Diepenbeek | 1,172.46 mi (1,886.89 km) |
| Constanta to Diest | 1,189.22 mi (1,913.87 km) |
| Constanta to Diksmuide | 1,282.56 mi (2,064.08 km) |
| Constanta to Dilbeek | 1,220.77 mi (1,964.64 km) |
| Constanta to Dinant | 1,183.90 mi (1,905.30 km) |
| Constanta to Dison | 1,149.22 mi (1,849.49 km) |
| Constanta to Dour | 1,234.81 mi (1,987.23 km) |
| Constanta to Drongen | 1,248.82 mi (2,009.79 km) |
| Constanta to Duffel | 1,213.69 mi (1,953.24 km) |
| Constanta to Durbuy | 1,161.87 mi (1,869.84 km) |
| Constanta to Ecaussinnes-Lalaing | 1,219.73 mi (1,962.96 km) |
