| Avondale to Popovo | 6,525.07 mi (10,501.08 km) |
| Avondale to Provadia | 6,567.78 mi (10,569.82 km) |
| Avondale to Radnevo | 6,576.90 mi (10,584.50 km) |
| Avondale to Radomir | 6,475.47 mi (10,421.27 km) |
| Avondale to Rakitovo | 6,541.07 mi (10,526.84 km) |
| Avondale to Rakovski | 6,549.70 mi (10,540.72 km) |
| Avondale to Razgrad | 6,522.37 mi (10,496.74 km) |
| Avondale to Razlog | 6,528.29 mi (10,506.27 km) |
| Avondale to Ruse | 6,490.12 mi (10,444.84 km) |
| Avondale to Samokov | 6,505.48 mi (10,469.55 km) |
| Avondale to Sandanski | 6,540.39 mi (10,525.74 km) |
| Avondale to Sevlievo | 6,512.01 mi (10,480.08 km) |
| Avondale to Shumen | 6,548.29 mi (10,538.45 km) |
| Avondale to Silistra | 6,508.88 mi (10,475.03 km) |
| Avondale to Sliven | 6,566.21 mi (10,567.30 km) |
