| Porthcawl to Delitzsch | 688.16 mi (1,107.49 km) |
| Porthcawl to Delmenhorst | 531.50 mi (855.36 km) |
| Porthcawl to Demmin | 718.67 mi (1,156.58 km) |
| Porthcawl to Denkendorf | 606.90 mi (976.71 km) |
| Porthcawl to Denzlingen | 566.81 mi (912.19 km) |
| Porthcawl to Dessau-Rosslau | 681.61 mi (1,096.94 km) |
| Porthcawl to Detmold | 538.57 mi (866.74 km) |
| Porthcawl to Dettingen an der Erms | 612.77 mi (986.16 km) |
| Porthcawl to Dieburg | 558.91 mi (899.48 km) |
| Porthcawl to Diedorf | 677.23 mi (1,089.89 km) |
| Porthcawl to Dielheim | 567.30 mi (912.98 km) |
| Porthcawl to Diepholz | 517.81 mi (833.33 km) |
| Porthcawl to Diessen am Ammersee | 702.81 mi (1,131.06 km) |
| Porthcawl to Dietzenbach | 553.88 mi (891.38 km) |
| Porthcawl to Diez | 514.96 mi (828.75 km) |
