| Holt to Popovo | 5,114.00 mi (8,230.18 km) |
| Holt to Provadia | 5,165.04 mi (8,312.32 km) |
| Holt to Radnevo | 5,153.83 mi (8,294.29 km) |
| Holt to Radomir | 5,031.66 mi (8,097.68 km) |
| Holt to Rakitovo | 5,100.73 mi (8,208.83 km) |
| Holt to Rakovski | 5,118.87 mi (8,238.03 km) |
| Holt to Razgrad | 5,115.30 mi (8,232.28 km) |
| Holt to Razlog | 5,082.40 mi (8,179.34 km) |
| Holt to Ruse | 5,081.18 mi (8,177.38 km) |
| Holt to Samokov | 5,064.28 mi (8,150.18 km) |
| Holt to Sandanski | 5,090.36 mi (8,192.14 km) |
| Holt to Sevlievo | 5,089.03 mi (8,190.00 km) |
| Holt to Shumen | 5,142.32 mi (8,275.76 km) |
| Holt to Silistra | 5,113.40 mi (8,229.22 km) |
| Holt to Sliven | 5,149.84 mi (8,287.87 km) |
