| Elko to Popovo | 6,157.60 mi (9,909.70 km) |
| Elko to Provadia | 6,195.57 mi (9,970.81 km) |
| Elko to Radnevo | 6,214.63 mi (10,001.49 km) |
| Elko to Radomir | 6,125.85 mi (9,858.61 km) |
| Elko to Rakitovo | 6,188.51 mi (9,959.44 km) |
| Elko to Rakovski | 6,191.90 mi (9,964.90 km) |
| Elko to Razgrad | 6,152.99 mi (9,902.28 km) |
| Elko to Razlog | 6,178.97 mi (9,944.09 km) |
| Elko to Ruse | 6,122.17 mi (9,852.68 km) |
| Elko to Samokov | 6,153.94 mi (9,903.81 km) |
| Elko to Sandanski | 6,193.18 mi (9,966.97 km) |
| Elko to Sevlievo | 6,150.76 mi (9,898.68 km) |
| Elko to Shumen | 6,177.95 mi (9,942.45 km) |
| Elko to Silistra | 6,134.17 mi (9,871.99 km) |
| Elko to Sliven | 6,200.73 mi (9,979.11 km) |
