| Grimes to Opole | 4,849.00 mi (7,803.71 km) |
| Grimes to Orzesze | 4,899.64 mi (7,885.21 km) |
| Grimes to Osowa | 4,691.46 mi (7,550.17 km) |
| Grimes to Ostroda | 4,770.13 mi (7,676.79 km) |
| Grimes to Ostroleka | 4,848.07 mi (7,802.21 km) |
| Grimes to Ostrow Mazowiecka | 4,870.87 mi (7,838.91 km) |
| Grimes to Ostrow Wielkopolski | 4,799.55 mi (7,724.12 km) |
| Grimes to Ostrowiec Swietokrzyski | 4,946.08 mi (7,959.94 km) |
| Grimes to Ostrzeszow | 4,814.07 mi (7,747.49 km) |
| Grimes to Oswiecim | 4,920.15 mi (7,918.22 km) |
| Grimes to Otwock | 4,884.78 mi (7,861.30 km) |
| Grimes to Ozarow Mazowiecki | 4,865.76 mi (7,830.69 km) |
| Grimes to Ozimek | 4,857.72 mi (7,817.75 km) |
| Grimes to Ozorkow | 4,830.88 mi (7,774.55 km) |
| Grimes to Pabianice | 4,848.94 mi (7,803.61 km) |
