| Opelousas to Popovo | 6,014.22 mi (9,678.95 km) |
| Opelousas to Provadia | 6,067.35 mi (9,764.45 km) |
| Opelousas to Radnevo | 6,049.79 mi (9,736.20 km) |
| Opelousas to Radomir | 5,921.35 mi (9,529.49 km) |
| Opelousas to Rakitovo | 5,991.04 mi (9,641.64 km) |
| Opelousas to Rakovski | 6,012.48 mi (9,676.16 km) |
| Opelousas to Razgrad | 6,016.75 mi (9,683.02 km) |
| Opelousas to Razlog | 5,970.78 mi (9,609.04 km) |
| Opelousas to Ruse | 5,982.36 mi (9,627.68 km) |
| Opelousas to Samokov | 5,954.64 mi (9,583.06 km) |
| Opelousas to Sandanski | 5,977.01 mi (9,619.08 km) |
| Opelousas to Sevlievo | 5,985.62 mi (9,632.93 km) |
| Opelousas to Shumen | 6,043.86 mi (9,726.66 km) |
| Opelousas to Silistra | 6,018.25 mi (9,685.44 km) |
| Opelousas to Sliven | 6,048.06 mi (9,733.40 km) |
