| Sinzig to Popovo | 1,019.87 mi (1,641.32 km) |
| Sinzig to Provadia | 1,075.71 mi (1,731.19 km) |
| Sinzig to Radnevo | 1,051.97 mi (1,692.99 km) |
| Sinzig to Radomir | 925.13 mi (1,488.85 km) |
| Sinzig to Rakitovo | 994.36 mi (1,600.28 km) |
| Sinzig to Rakovski | 1,014.44 mi (1,632.59 km) |
| Sinzig to Razgrad | 1,024.13 mi (1,648.18 km) |
| Sinzig to Razlog | 975.80 mi (1,570.40 km) |
| Sinzig to Ruse | 989.61 mi (1,592.62 km) |
| Sinzig to Samokov | 957.92 mi (1,541.62 km) |
| Sinzig to Sandanski | 984.06 mi (1,583.69 km) |
| Sinzig to Sevlievo | 988.15 mi (1,590.27 km) |
| Sinzig to Shumen | 1,051.17 mi (1,691.70 km) |
| Sinzig to Silistra | 1,032.56 mi (1,661.74 km) |
| Sinzig to Sliven | 1,051.47 mi (1,692.18 km) |
