| Middleburg Heights to Octeville | 3,737.38 mi (6,014.72 km) |
| Middleburg Heights to Oignies | 3,898.86 mi (6,274.60 km) |
| Middleburg Heights to Oissel | 3,856.96 mi (6,207.18 km) |
| Middleburg Heights to Olivet | 3,935.60 mi (6,333.73 km) |
| Middleburg Heights to Ollioules | 4,262.30 mi (6,859.51 km) |
| Middleburg Heights to Olonne-sur-Mer | 3,822.37 mi (6,151.51 km) |
| Middleburg Heights to Oloron-Sainte-Marie | 3,978.96 mi (6,403.52 km) |
| Middleburg Heights to Onet Village | 4,079.42 mi (6,565.19 km) |
| Middleburg Heights to Onnaing | 3,925.19 mi (6,316.98 km) |
| Middleburg Heights to Orange | 4,182.23 mi (6,730.65 km) |
| Middleburg Heights to Orchies | 3,908.57 mi (6,290.23 km) |
| Middleburg Heights to Orleans | 3,934.73 mi (6,332.33 km) |
| Middleburg Heights to Orly | 3,928.12 mi (6,321.70 km) |
| Middleburg Heights to Ormesson-sur-Marne | 3,932.72 mi (6,329.09 km) |
| Middleburg Heights to Orsay | 3,921.20 mi (6,310.56 km) |
