| Helston to Nowy Dwor Mazowiecki | 1,128.68 mi (1,816.43 km) |
| Helston to Nowy Sacz | 1,151.20 mi (1,852.68 km) |
| Helston to Nowy Targ | 1,123.54 mi (1,808.17 km) |
| Helston to Nowy Tomysl | 935.48 mi (1,505.51 km) |
| Helston to Nysa | 994.39 mi (1,600.31 km) |
| Helston to Oborniki | 964.75 mi (1,552.61 km) |
| Helston to Oborniki Slaskie | 970.10 mi (1,561.23 km) |
| Helston to Olawa | 989.36 mi (1,592.23 km) |
| Helston to Olecko | 1,202.04 mi (1,934.49 km) |
| Helston to Olesnica | 991.37 mi (1,595.45 km) |
| Helston to Olesno | 1,038.18 mi (1,670.78 km) |
| Helston to Olkusz | 1,093.56 mi (1,759.92 km) |
| Helston to Olsztyn | 1,119.18 mi (1,801.14 km) |
| Helston to Opalenica | 947.31 mi (1,524.55 km) |
| Helston to Opoczno | 1,115.29 mi (1,794.89 km) |
