| Fresno to Popovo | 6,503.47 mi (10,466.32 km) |
| Fresno to Provadia | 6,540.48 mi (10,525.88 km) |
| Fresno to Radnevo | 6,561.38 mi (10,559.51 km) |
| Fresno to Radomir | 6,474.71 mi (10,420.03 km) |
| Fresno to Rakitovo | 6,536.86 mi (10,520.06 km) |
| Fresno to Rakovski | 6,539.43 mi (10,524.19 km) |
| Fresno to Razgrad | 6,498.49 mi (10,458.32 km) |
| Fresno to Razlog | 6,527.81 mi (10,505.50 km) |
| Fresno to Ruse | 6,467.98 mi (10,409.21 km) |
| Fresno to Samokov | 6,502.49 mi (10,464.74 km) |
| Fresno to Sandanski | 6,542.32 mi (10,528.84 km) |
| Fresno to Sevlievo | 6,497.74 mi (10,457.11 km) |
| Fresno to Shumen | 6,523.24 mi (10,498.15 km) |
| Fresno to Silistra | 6,478.64 mi (10,426.36 km) |
| Fresno to Sliven | 6,546.91 mi (10,536.23 km) |
