| Sun Lakes to Oerlinghausen | 5,543.74 mi (8,921.78 km) |
| Sun Lakes to Oestrich-Winkel | 5,614.99 mi (9,036.46 km) |
| Sun Lakes to Offenburg | 5,684.82 mi (9,148.83 km) |
| Sun Lakes to Oftersheim | 5,663.77 mi (9,114.96 km) |
| Sun Lakes to Ohrdruf | 5,662.46 mi (9,112.85 km) |
| Sun Lakes to Ohringen | 5,701.78 mi (9,176.12 km) |
| Sun Lakes to Olbernhau | 5,750.02 mi (9,253.77 km) |
| Sun Lakes to Olching | 5,809.28 mi (9,349.13 km) |
| Sun Lakes to Oldenburg | 5,474.54 mi (8,810.41 km) |
| Sun Lakes to Oldenburg in Holstein | 5,498.89 mi (8,849.61 km) |
| Sun Lakes to Olfen | 5,515.08 mi (8,875.66 km) |
| Sun Lakes to Olpe | 5,562.00 mi (8,951.18 km) |
| Sun Lakes to Olsberg | 5,567.04 mi (8,959.29 km) |
| Sun Lakes to Oranienburg | 5,642.77 mi (9,081.16 km) |
| Sun Lakes to Ortenberg | 5,632.26 mi (9,064.25 km) |
