| Glenn Heights to Octeville | 4,759.21 mi (7,659.21 km) |
| Glenn Heights to Oignies | 4,915.46 mi (7,910.67 km) |
| Glenn Heights to Oissel | 4,877.64 mi (7,849.81 km) |
| Glenn Heights to Olivet | 4,958.51 mi (7,979.95 km) |
| Glenn Heights to Ollioules | 5,288.82 mi (8,511.54 km) |
| Glenn Heights to Olonne-sur-Mer | 4,848.60 mi (7,803.07 km) |
| Glenn Heights to Oloron-Sainte-Marie | 5,006.40 mi (8,057.02 km) |
| Glenn Heights to Onet Village | 5,106.07 mi (8,217.42 km) |
| Glenn Heights to Onnaing | 4,941.48 mi (7,952.54 km) |
| Glenn Heights to Orange | 5,208.34 mi (8,382.02 km) |
| Glenn Heights to Orchies | 4,924.94 mi (7,925.92 km) |
| Glenn Heights to Orleans | 4,957.57 mi (7,978.43 km) |
| Glenn Heights to Orly | 4,949.12 mi (7,964.83 km) |
| Glenn Heights to Ormesson-sur-Marne | 4,953.53 mi (7,971.93 km) |
| Glenn Heights to Orsay | 4,942.43 mi (7,954.07 km) |
