| Neunkirchen to Popovo | 995.72 mi (1,602.46 km) |
| Neunkirchen to Provadia | 1,053.39 mi (1,695.26 km) |
| Neunkirchen to Radnevo | 1,022.57 mi (1,645.66 km) |
| Neunkirchen to Radomir | 889.34 mi (1,431.25 km) |
| Neunkirchen to Rakitovo | 959.14 mi (1,543.59 km) |
| Neunkirchen to Rakovski | 982.69 mi (1,581.49 km) |
| Neunkirchen to Razgrad | 1,001.44 mi (1,611.67 km) |
| Neunkirchen to Razlog | 938.57 mi (1,510.48 km) |
| Neunkirchen to Ruse | 967.07 mi (1,556.35 km) |
| Neunkirchen to Samokov | 922.81 mi (1,485.12 km) |
| Neunkirchen to Sandanski | 945.09 mi (1,520.97 km) |
| Neunkirchen to Sevlievo | 959.97 mi (1,544.92 km) |
| Neunkirchen to Shumen | 1,028.24 mi (1,654.80 km) |
| Neunkirchen to Silistra | 1,014.15 mi (1,632.12 km) |
| Neunkirchen to Sliven | 1,024.60 mi (1,648.93 km) |
