| Wells Branch to Popovo | 6,226.14 mi (10,020.01 km) |
| Wells Branch to Provadia | 6,277.14 mi (10,102.08 km) |
| Wells Branch to Radnevo | 6,265.84 mi (10,083.89 km) |
| Wells Branch to Radomir | 6,142.95 mi (9,886.12 km) |
| Wells Branch to Rakitovo | 6,212.12 mi (9,997.45 km) |
| Wells Branch to Rakovski | 6,230.68 mi (10,027.31 km) |
| Wells Branch to Razgrad | 6,227.44 mi (10,022.09 km) |
| Wells Branch to Razlog | 6,193.50 mi (9,967.47 km) |
| Wells Branch to Ruse | 6,193.33 mi (9,967.20 km) |
| Wells Branch to Samokov | 6,175.68 mi (9,938.79 km) |
| Wells Branch to Sandanski | 6,201.16 mi (9,979.80 km) |
| Wells Branch to Sevlievo | 6,201.06 mi (9,979.65 km) |
| Wells Branch to Shumen | 6,254.45 mi (10,065.57 km) |
| Wells Branch to Silistra | 6,225.35 mi (10,018.73 km) |
| Wells Branch to Sliven | 6,261.96 mi (10,077.65 km) |
