| Modesto to Opole | 5,846.15 mi (9,408.48 km) |
| Modesto to Orzesze | 5,895.32 mi (9,487.60 km) |
| Modesto to Osowa | 5,636.18 mi (9,070.56 km) |
| Modesto to Ostroda | 5,710.38 mi (9,189.97 km) |
| Modesto to Ostroleka | 5,780.98 mi (9,303.59 km) |
| Modesto to Ostrow Mazowiecka | 5,803.82 mi (9,340.34 km) |
| Modesto to Ostrow Wielkopolski | 5,785.65 mi (9,311.11 km) |
| Modesto to Ostrowiec Swietokrzyski | 5,906.50 mi (9,505.59 km) |
| Modesto to Ostrzeszow | 5,801.98 mi (9,337.38 km) |
| Modesto to Oswiecim | 5,912.64 mi (9,515.47 km) |
| Modesto to Otwock | 5,832.25 mi (9,386.09 km) |
| Modesto to Ozarow Mazowiecki | 5,816.54 mi (9,360.82 km) |
| Modesto to Ozimek | 5,852.16 mi (9,418.14 km) |
| Modesto to Ozorkow | 5,799.26 mi (9,333.01 km) |
| Modesto to Pabianice | 5,820.28 mi (9,366.84 km) |
