| Walnut Park to Octeville | 5,480.58 mi (8,820.15 km) |
| Walnut Park to Oignies | 5,592.83 mi (9,000.79 km) |
| Walnut Park to Oissel | 5,585.03 mi (8,988.24 km) |
| Walnut Park to Olivet | 5,681.94 mi (9,144.20 km) |
| Walnut Park to Ollioules | 6,047.96 mi (9,733.26 km) |
| Walnut Park to Olonne-sur-Mer | 5,616.62 mi (9,039.08 km) |
| Walnut Park to Oloron-Sainte-Marie | 5,813.21 mi (9,355.46 km) |
| Walnut Park to Onet Village | 5,873.71 mi (9,452.83 km) |
| Walnut Park to Onnaing | 5,615.80 mi (9,037.75 km) |
| Walnut Park to Orange | 5,962.26 mi (9,595.32 km) |
| Walnut Park to Orchies | 5,600.47 mi (9,013.08 km) |
| Walnut Park to Orleans | 5,680.38 mi (9,141.69 km) |
| Walnut Park to Orly | 5,656.25 mi (9,102.85 km) |
| Walnut Park to Ormesson-sur-Marne | 5,659.01 mi (9,107.30 km) |
| Walnut Park to Orsay | 5,651.68 mi (9,095.50 km) |
