| Celle to Popovo | 980.19 mi (1,577.46 km) |
| Celle to Provadia | 1,030.50 mi (1,658.42 km) |
| Celle to Radnevo | 1,023.97 mi (1,647.93 km) |
| Celle to Radomir | 916.03 mi (1,474.20 km) |
| Celle to Rakitovo | 981.95 mi (1,580.29 km) |
| Celle to Rakovski | 993.02 mi (1,598.11 km) |
| Celle to Razgrad | 980.95 mi (1,578.69 km) |
| Celle to Razlog | 968.86 mi (1,559.22 km) |
| Celle to Ruse | 946.96 mi (1,523.99 km) |
| Celle to Samokov | 946.19 mi (1,522.74 km) |
| Celle to Sandanski | 981.27 mi (1,579.20 km) |
| Celle to Sevlievo | 958.80 mi (1,543.04 km) |
| Celle to Shumen | 1,007.93 mi (1,622.10 km) |
| Celle to Silistra | 979.37 mi (1,576.14 km) |
| Celle to Sliven | 1,017.45 mi (1,637.43 km) |
