| Morfelden-Walldorf to Popovo | 951.25 mi (1,530.89 km) |
| Morfelden-Walldorf to Provadia | 1,007.44 mi (1,621.31 km) |
| Morfelden-Walldorf to Radnevo | 982.63 mi (1,581.40 km) |
| Morfelden-Walldorf to Radomir | 855.33 mi (1,376.51 km) |
| Morfelden-Walldorf to Rakitovo | 924.59 mi (1,487.98 km) |
| Morfelden-Walldorf to Rakovski | 944.87 mi (1,520.63 km) |
| Morfelden-Walldorf to Razgrad | 955.77 mi (1,538.16 km) |
| Morfelden-Walldorf to Razlog | 905.97 mi (1,458.03 km) |
| Morfelden-Walldorf to Ruse | 921.26 mi (1,482.62 km) |
| Morfelden-Walldorf to Samokov | 888.14 mi (1,429.32 km) |
| Morfelden-Walldorf to Sandanski | 914.24 mi (1,471.32 km) |
| Morfelden-Walldorf to Sevlievo | 918.93 mi (1,478.87 km) |
| Morfelden-Walldorf to Shumen | 982.78 mi (1,581.63 km) |
| Morfelden-Walldorf to Silistra | 965.08 mi (1,553.15 km) |
| Morfelden-Walldorf to Sliven | 982.45 mi (1,581.10 km) |
