| Niederkassel to Dalmine | 375.96 mi (605.05 km) |
| Niederkassel to Deruta | 597.54 mi (961.65 km) |
| Niederkassel to Desenzano del Garda | 403.11 mi (648.74 km) |
| Niederkassel to Desio | 373.04 mi (600.34 km) |
| Niederkassel to Dolianova | 796.81 mi (1,282.34 km) |
| Niederkassel to Dolo | 438.81 mi (706.20 km) |
| Niederkassel to Domodossola | 329.84 mi (530.82 km) |
| Niederkassel to Dorgali | 736.91 mi (1,185.94 km) |
| Niederkassel to Dueville | 413.93 mi (666.15 km) |
| Niederkassel to Eboli | 802.92 mi (1,292.18 km) |
| Niederkassel to Elmas | 804.00 mi (1,293.91 km) |
| Niederkassel to Empoli | 523.61 mi (842.68 km) |
| Niederkassel to Enna | 982.35 mi (1,580.94 km) |
| Niederkassel to Eraclea | 445.20 mi (716.47 km) |
| Niederkassel to Erba | 359.70 mi (578.87 km) |
