| Grafton to Opole | 4,569.95 mi (7,354.62 km) |
| Grafton to Orzesze | 4,620.48 mi (7,435.94 km) |
| Grafton to Osowa | 4,421.80 mi (7,116.19 km) |
| Grafton to Ostroda | 4,500.56 mi (7,242.95 km) |
| Grafton to Ostroleka | 4,579.05 mi (7,369.26 km) |
| Grafton to Ostrow Mazowiecka | 4,601.66 mi (7,405.66 km) |
| Grafton to Ostrow Wielkopolski | 4,522.53 mi (7,278.31 km) |
| Grafton to Ostrowiec Swietokrzyski | 4,671.98 mi (7,518.82 km) |
| Grafton to Ostrzeszow | 4,536.67 mi (7,301.07 km) |
| Grafton to Oswiecim | 4,641.33 mi (7,469.50 km) |
| Grafton to Otwock | 4,613.16 mi (7,424.17 km) |
| Grafton to Ozarow Mazowiecki | 4,593.77 mi (7,392.95 km) |
| Grafton to Ozimek | 4,579.03 mi (7,369.23 km) |
| Grafton to Ozorkow | 4,556.38 mi (7,332.79 km) |
| Grafton to Pabianice | 4,573.85 mi (7,360.90 km) |
