| Levelland to Popovo | 6,211.45 mi (9,996.36 km) |
| Levelland to Provadia | 6,259.23 mi (10,073.25 km) |
| Levelland to Radnevo | 6,256.51 mi (10,068.88 km) |
| Levelland to Radomir | 6,142.15 mi (9,884.84 km) |
| Levelland to Rakitovo | 6,210.16 mi (9,994.28 km) |
| Levelland to Rakovski | 6,224.56 mi (10,017.46 km) |
| Levelland to Razgrad | 6,211.06 mi (9,995.74 km) |
| Levelland to Razlog | 6,193.94 mi (9,968.19 km) |
| Levelland to Ruse | 6,177.55 mi (9,941.81 km) |
| Levelland to Samokov | 6,173.88 mi (9,935.90 km) |
| Levelland to Sandanski | 6,203.56 mi (9,983.66 km) |
| Levelland to Sevlievo | 6,191.34 mi (9,964.00 km) |
| Levelland to Shumen | 6,237.76 mi (10,038.71 km) |
| Levelland to Silistra | 6,204.16 mi (9,984.63 km) |
| Levelland to Sliven | 6,249.72 mi (10,057.95 km) |
