| Grass Valley to Nowy Dwor Mazowiecki | 5,701.43 mi (9,175.56 km) |
| Grass Valley to Nowy Sacz | 5,871.05 mi (9,448.54 km) |
| Grass Valley to Nowy Targ | 5,865.75 mi (9,440.00 km) |
| Grass Valley to Nowy Tomysl | 5,610.08 mi (9,028.55 km) |
| Grass Valley to Nysa | 5,745.75 mi (9,246.89 km) |
| Grass Valley to Oborniki | 5,605.76 mi (9,021.61 km) |
| Grass Valley to Oborniki Slaskie | 5,687.15 mi (9,152.58 km) |
| Grass Valley to Olawa | 5,717.69 mi (9,201.74 km) |
| Grass Valley to Olecko | 5,639.10 mi (9,075.25 km) |
| Grass Valley to Olesnica | 5,703.81 mi (9,179.40 km) |
| Grass Valley to Olesno | 5,746.11 mi (9,247.47 km) |
| Grass Valley to Olkusz | 5,806.84 mi (9,345.21 km) |
| Grass Valley to Olsztyn | 5,615.43 mi (9,037.16 km) |
| Grass Valley to Opalenica | 5,616.89 mi (9,039.51 km) |
| Grass Valley to Opoczno | 5,756.33 mi (9,263.92 km) |
