| Walker Mill to Popovo | 5,002.43 mi (8,050.63 km) |
| Walker Mill to Provadia | 5,057.26 mi (8,138.88 km) |
| Walker Mill to Radnevo | 5,034.36 mi (8,102.03 km) |
| Walker Mill to Radomir | 4,901.89 mi (7,888.83 km) |
| Walker Mill to Rakitovo | 4,971.78 mi (8,001.30 km) |
| Walker Mill to Rakovski | 4,995.42 mi (8,039.36 km) |
| Walker Mill to Razgrad | 5,006.05 mi (8,056.45 km) |
| Walker Mill to Razlog | 4,950.35 mi (7,966.82 km) |
| Walker Mill to Ruse | 4,971.54 mi (8,000.92 km) |
| Walker Mill to Samokov | 4,935.51 mi (7,942.94 km) |
| Walker Mill to Sandanski | 4,955.54 mi (7,975.17 km) |
| Walker Mill to Sevlievo | 4,970.90 mi (7,999.88 km) |
| Walker Mill to Shumen | 5,033.15 mi (8,100.07 km) |
| Walker Mill to Silistra | 5,010.86 mi (8,064.20 km) |
| Walker Mill to Sliven | 5,034.43 mi (8,102.13 km) |
