| Frome to Popovo | 1,433.29 mi (2,306.65 km) |
| Frome to Provadia | 1,490.47 mi (2,398.68 km) |
| Frome to Radnevo | 1,460.68 mi (2,350.74 km) |
| Frome to Radomir | 1,326.30 mi (2,134.48 km) |
| Frome to Rakitovo | 1,396.20 mi (2,246.96 km) |
| Frome to Rakovski | 1,420.59 mi (2,286.22 km) |
| Frome to Razgrad | 1,438.61 mi (2,315.22 km) |
| Frome to Razlog | 1,374.85 mi (2,212.61 km) |
| Frome to Ruse | 1,404.17 mi (2,259.79 km) |
| Frome to Samokov | 1,359.95 mi (2,188.64 km) |
| Frome to Sandanski | 1,380.45 mi (2,221.63 km) |
| Frome to Sevlievo | 1,398.08 mi (2,249.99 km) |
| Frome to Shumen | 1,465.50 mi (2,358.50 km) |
| Frome to Silistra | 1,449.57 mi (2,332.86 km) |
| Frome to Sliven | 1,462.63 mi (2,353.88 km) |
