| Olney to Opole | 4,390.89 mi (7,066.46 km) |
| Olney to Orzesze | 4,440.04 mi (7,145.56 km) |
| Olney to Osowa | 4,281.79 mi (6,890.88 km) |
| Olney to Ostroda | 4,359.37 mi (7,015.72 km) |
| Olney to Ostroleka | 4,438.42 mi (7,142.94 km) |
| Olney to Ostrow Mazowiecka | 4,459.93 mi (7,177.56 km) |
| Olney to Ostrow Wielkopolski | 4,352.45 mi (7,004.59 km) |
| Olney to Ostrowiec Swietokrzyski | 4,510.56 mi (7,259.04 km) |
| Olney to Ostrzeszow | 4,364.83 mi (7,024.51 km) |
| Olney to Oswiecim | 4,461.92 mi (7,180.76 km) |
| Olney to Otwock | 4,462.24 mi (7,181.28 km) |
| Olney to Ozarow Mazowiecki | 4,441.78 mi (7,148.35 km) |
| Olney to Ozimek | 4,401.23 mi (7,083.10 km) |
| Olney to Ozorkow | 4,395.54 mi (7,073.94 km) |
| Olney to Pabianice | 4,410.40 mi (7,097.85 km) |
