| Mullingar to Popovo | 1,671.56 mi (2,690.12 km) |
| Mullingar to Provadia | 1,726.88 mi (2,779.14 km) |
| Mullingar to Radnevo | 1,703.81 mi (2,742.02 km) |
| Mullingar to Radomir | 1,574.56 mi (2,534.02 km) |
| Mullingar to Rakitovo | 1,644.18 mi (2,646.05 km) |
| Mullingar to Rakovski | 1,665.74 mi (2,680.76 km) |
| Mullingar to Razgrad | 1,675.47 mi (2,696.41 km) |
| Mullingar to Razlog | 1,624.35 mi (2,614.14 km) |
| Mullingar to Ruse | 1,640.95 mi (2,640.85 km) |
| Mullingar to Samokov | 1,607.76 mi (2,587.44 km) |
| Mullingar to Sandanski | 1,631.29 mi (2,625.31 km) |
| Mullingar to Sevlievo | 1,640.10 mi (2,639.48 km) |
| Mullingar to Shumen | 1,702.55 mi (2,740.00 km) |
| Mullingar to Silistra | 1,682.10 mi (2,707.08 km) |
| Mullingar to Sliven | 1,703.46 mi (2,741.45 km) |
