| Union Hill-Novelty Hill to Opole | 5,237.85 mi (8,429.51 km) |
| Union Hill-Novelty Hill to Orzesze | 5,285.77 mi (8,506.63 km) |
| Union Hill-Novelty Hill to Osowa | 5,015.62 mi (8,071.87 km) |
| Union Hill-Novelty Hill to Ostroda | 5,087.45 mi (8,187.45 km) |
| Union Hill-Novelty Hill to Ostroleka | 5,155.00 mi (8,296.17 km) |
| Union Hill-Novelty Hill to Ostrow Mazowiecka | 5,177.51 mi (8,332.40 km) |
| Union Hill-Novelty Hill to Ostrow Wielkopolski | 5,174.88 mi (8,328.17 km) |
| Union Hill-Novelty Hill to Ostrowiec Swietokrzyski | 5,286.28 mi (8,507.45 km) |
| Union Hill-Novelty Hill to Ostrzeszow | 5,191.51 mi (8,354.92 km) |
| Union Hill-Novelty Hill to Oswiecim | 5,301.83 mi (8,532.48 km) |
| Union Hill-Novelty Hill to Otwock | 5,209.48 mi (8,383.86 km) |
| Union Hill-Novelty Hill to Ozarow Mazowiecki | 5,194.94 mi (8,360.44 km) |
| Union Hill-Novelty Hill to Ozimek | 5,242.91 mi (8,437.65 km) |
| Union Hill-Novelty Hill to Ozorkow | 5,182.97 mi (8,341.19 km) |
| Union Hill-Novelty Hill to Pabianice | 5,204.53 mi (8,375.89 km) |
