| Smolyan to Plombieres | 1,092.65 mi (1,758.45 km) |
| Smolyan to Pont-a-Celles | 1,148.38 mi (1,848.14 km) |
| Smolyan to Poperinge | 1,223.34 mi (1,968.78 km) |
| Smolyan to Profondeville | 1,124.04 mi (1,808.97 km) |
| Smolyan to Putte | 1,153.67 mi (1,856.65 km) |
| Smolyan to Puurs | 1,168.20 mi (1,880.03 km) |
| Smolyan to Quaregnon | 1,165.90 mi (1,876.34 km) |
| Smolyan to Raeren | 1,084.59 mi (1,745.48 km) |
| Smolyan to Ranst | 1,161.58 mi (1,869.38 km) |
| Smolyan to Ravels | 1,149.70 mi (1,850.26 km) |
| Smolyan to Retie | 1,143.89 mi (1,840.92 km) |
| Smolyan to Riemst | 1,108.54 mi (1,784.02 km) |
| Smolyan to Rijkevorsel | 1,158.04 mi (1,863.68 km) |
| Smolyan to Rixensart | 1,147.44 mi (1,846.63 km) |
| Smolyan to Rochefort | 1,104.02 mi (1,776.75 km) |
