| West Linn to Popovo | 6,015.76 mi (9,681.44 km) |
| West Linn to Provadia | 6,048.09 mi (9,733.46 km) |
| West Linn to Radnevo | 6,077.75 mi (9,781.20 km) |
| West Linn to Radomir | 6,003.65 mi (9,661.94 km) |
| West Linn to Rakitovo | 6,062.37 mi (9,756.44 km) |
| West Linn to Rakovski | 6,060.12 mi (9,752.81 km) |
| West Linn to Razgrad | 6,009.11 mi (9,670.72 km) |
| West Linn to Razlog | 6,056.41 mi (9,746.85 km) |
| West Linn to Ruse | 5,980.23 mi (9,624.25 km) |
| West Linn to Samokov | 6,029.34 mi (9,703.29 km) |
| West Linn to Sandanski | 6,072.70 mi (9,773.06 km) |
| West Linn to Sevlievo | 6,015.74 mi (9,681.40 km) |
| West Linn to Shumen | 6,032.73 mi (9,708.74 km) |
| West Linn to Silistra | 5,984.65 mi (9,631.37 km) |
| West Linn to Sliven | 6,060.52 mi (9,753.46 km) |
