| Chickasha to Popovo | 5,982.10 mi (9,627.26 km) |
| Chickasha to Provadia | 6,031.27 mi (9,706.40 km) |
| Chickasha to Radnevo | 6,025.00 mi (9,696.29 km) |
| Chickasha to Radomir | 5,907.14 mi (9,506.62 km) |
| Chickasha to Rakitovo | 5,975.66 mi (9,616.90 km) |
| Chickasha to Rakovski | 5,991.72 mi (9,642.75 km) |
| Chickasha to Razgrad | 5,982.42 mi (9,627.77 km) |
| Chickasha to Razlog | 5,958.50 mi (9,589.27 km) |
| Chickasha to Ruse | 5,948.62 mi (9,573.38 km) |
| Chickasha to Samokov | 5,939.29 mi (9,558.36 km) |
| Chickasha to Sandanski | 5,967.37 mi (9,603.55 km) |
| Chickasha to Sevlievo | 5,959.93 mi (9,591.58 km) |
| Chickasha to Shumen | 6,009.27 mi (9,670.99 km) |
| Chickasha to Silistra | 5,977.55 mi (9,619.94 km) |
| Chickasha to Sliven | 6,019.39 mi (9,687.27 km) |
