| Pilar de la Horadada to Popovo | 1,459.78 mi (2,349.29 km) |
| Pilar de la Horadada to Provadia | 1,518.90 mi (2,444.43 km) |
| Pilar de la Horadada to Radnevo | 1,438.85 mi (2,315.61 km) |
| Pilar de la Horadada to Radomir | 1,288.75 mi (2,074.04 km) |
| Pilar de la Horadada to Rakitovo | 1,342.88 mi (2,161.16 km) |
| Pilar de la Horadada to Rakovski | 1,389.44 mi (2,236.09 km) |
| Pilar de la Horadada to Razgrad | 1,475.23 mi (2,374.15 km) |
| Pilar de la Horadada to Razlog | 1,310.78 mi (2,109.49 km) |
| Pilar de la Horadada to Ruse | 1,449.61 mi (2,332.92 km) |
| Pilar de la Horadada to Samokov | 1,317.92 mi (2,120.98 km) |
| Pilar de la Horadada to Sandanski | 1,299.86 mi (2,091.92 km) |
| Pilar de la Horadada to Sevlievo | 1,401.36 mi (2,255.27 km) |
| Pilar de la Horadada to Shumen | 1,494.38 mi (2,404.97 km) |
| Pilar de la Horadada to Silistra | 1,516.59 mi (2,440.71 km) |
| Pilar de la Horadada to Sliven | 1,460.88 mi (2,351.06 km) |
