| Keller to Octeville | 4,755.00 mi (7,652.43 km) |
| Keller to Oignies | 4,909.92 mi (7,901.75 km) |
| Keller to Oissel | 4,873.08 mi (7,842.47 km) |
| Keller to Olivet | 4,954.60 mi (7,973.66 km) |
| Keller to Ollioules | 5,286.54 mi (8,507.87 km) |
| Keller to Olonne-sur-Mer | 4,846.16 mi (7,799.14 km) |
| Keller to Oloron-Sainte-Marie | 5,005.57 mi (8,055.69 km) |
| Keller to Onet Village | 5,103.90 mi (8,213.93 km) |
| Keller to Onnaing | 4,935.86 mi (7,943.50 km) |
| Keller to Orange | 5,205.79 mi (8,377.91 km) |
| Keller to Orchies | 4,919.35 mi (7,916.92 km) |
| Keller to Orleans | 4,953.64 mi (7,972.11 km) |
| Keller to Orly | 4,944.63 mi (7,957.61 km) |
| Keller to Ormesson-sur-Marne | 4,948.99 mi (7,964.63 km) |
| Keller to Orsay | 4,938.01 mi (7,946.95 km) |
