| Valley Center to Opole | 6,022.97 mi (9,693.03 km) |
| Valley Center to Orzesze | 6,072.99 mi (9,773.54 km) |
| Valley Center to Osowa | 5,826.70 mi (9,377.16 km) |
| Valley Center to Ostroda | 5,902.83 mi (9,499.68 km) |
| Valley Center to Ostroleka | 5,976.13 mi (9,617.65 km) |
| Valley Center to Ostrow Mazowiecka | 5,999.15 mi (9,654.71 km) |
| Valley Center to Ostrow Wielkopolski | 5,965.32 mi (9,600.25 km) |
| Valley Center to Ostrowiec Swietokrzyski | 6,094.82 mi (9,808.67 km) |
| Valley Center to Ostrzeszow | 5,981.24 mi (9,625.87 km) |
| Valley Center to Oswiecim | 6,091.43 mi (9,803.21 km) |
| Valley Center to Otwock | 6,023.69 mi (9,694.20 km) |
| Valley Center to Ozarow Mazowiecki | 6,006.89 mi (9,667.16 km) |
| Valley Center to Ozimek | 6,029.86 mi (9,704.12 km) |
| Valley Center to Ozorkow | 5,984.33 mi (9,630.85 km) |
| Valley Center to Pabianice | 6,004.65 mi (9,663.55 km) |
