| Romanshorn to Dormagen | 269.74 mi (434.11 km) |
| Romanshorn to Dornstadt | 68.17 mi (109.72 km) |
| Romanshorn to Dorsten | 302.58 mi (486.96 km) |
| Romanshorn to Dortmund | 285.95 mi (460.20 km) |
| Romanshorn to Dorverden | 365.30 mi (587.90 km) |
| Romanshorn to Dossenheim | 134.00 mi (215.65 km) |
| Romanshorn to Dreieich | 170.98 mi (275.16 km) |
| Romanshorn to Drensteinfurt | 301.11 mi (484.60 km) |
| Romanshorn to Dresden | 311.38 mi (501.11 km) |
| Romanshorn to Drochtersen | 423.99 mi (682.35 km) |
| Romanshorn to Drolshagen | 250.20 mi (402.65 km) |
| Romanshorn to Duderstadt | 275.83 mi (443.91 km) |
| Romanshorn to Duisburg | 291.66 mi (469.37 km) |
| Romanshorn to Dulmen | 309.09 mi (497.43 km) |
| Romanshorn to Duren | 258.49 mi (416.01 km) |
