| Bellaire to Popovo | 6,185.56 mi (9,954.70 km) |
| Bellaire to Provadia | 6,237.71 mi (10,038.62 km) |
| Bellaire to Radnevo | 6,223.08 mi (10,015.08 km) |
| Bellaire to Radomir | 6,097.15 mi (9,812.41 km) |
| Bellaire to Rakitovo | 6,166.63 mi (9,924.24 km) |
| Bellaire to Rakovski | 6,186.76 mi (9,956.62 km) |
| Bellaire to Razgrad | 6,187.50 mi (9,957.82 km) |
| Bellaire to Razlog | 6,147.12 mi (9,892.83 km) |
| Bellaire to Ruse | 6,153.23 mi (9,902.67 km) |
| Bellaire to Samokov | 6,130.20 mi (9,865.60 km) |
| Bellaire to Sandanski | 6,154.01 mi (9,903.92 km) |
| Bellaire to Sevlievo | 6,158.60 mi (9,911.30 km) |
| Bellaire to Shumen | 6,214.59 mi (10,001.41 km) |
| Bellaire to Silistra | 6,187.31 mi (9,957.51 km) |
| Bellaire to Sliven | 6,220.34 mi (10,010.67 km) |
