| Smolyan to Imielin | 646.55 mi (1,040.53 km) |
| Smolyan to Inowroclaw | 830.62 mi (1,336.75 km) |
| Smolyan to Janow Lubelski | 640.37 mi (1,030.57 km) |
| Smolyan to Jarocin | 793.28 mi (1,276.66 km) |
| Smolyan to Jaroslaw | 590.83 mi (950.85 km) |
| Smolyan to Jasien | 925.17 mi (1,488.92 km) |
| Smolyan to Jaslo | 585.11 mi (941.64 km) |
| Smolyan to Jastrzebie-Zdroj | 648.39 mi (1,043.48 km) |
| Smolyan to Jawor | 768.50 mi (1,236.78 km) |
| Smolyan to Jaworzno | 649.94 mi (1,045.98 km) |
| Smolyan to Jedrzejow | 659.56 mi (1,061.45 km) |
| Smolyan to Jelcz-Laskowice | 740.71 mi (1,192.06 km) |
| Smolyan to Jelenia Gora | 772.20 mi (1,242.73 km) |
| Smolyan to Jozefoslaw | 746.65 mi (1,201.62 km) |
| Smolyan to Jozefow | 746.88 mi (1,201.99 km) |
