| Harmanli to Dornstadt | 896.06 mi (1,442.07 km) |
| Harmanli to Dorsten | 1,114.23 mi (1,793.18 km) |
| Harmanli to Dortmund | 1,090.59 mi (1,755.14 km) |
| Harmanli to Dorverden | 1,079.81 mi (1,737.78 km) |
| Harmanli to Dossenheim | 976.85 mi (1,572.08 km) |
| Harmanli to Dreieich | 992.76 mi (1,597.69 km) |
| Harmanli to Drensteinfurt | 1,090.40 mi (1,754.82 km) |
| Harmanli to Dresden | 853.01 mi (1,372.79 km) |
| Harmanli to Drochtersen | 1,111.91 mi (1,789.45 km) |
| Harmanli to Drolshagen | 1,062.79 mi (1,710.39 km) |
| Harmanli to Duderstadt | 989.66 mi (1,592.71 km) |
| Harmanli to Duisburg | 1,114.23 mi (1,793.17 km) |
| Harmanli to Dulmen | 1,108.55 mi (1,784.04 km) |
| Harmanli to Duren | 1,104.82 mi (1,778.04 km) |
| Harmanli to Durmersheim | 978.59 mi (1,574.90 km) |
