| Griffin to Orbetello | 4,966.92 mi (7,993.48 km) |
| Griffin to Oria | 5,320.87 mi (8,563.12 km) |
| Griffin to Oristano | 4,930.65 mi (7,935.11 km) |
| Griffin to Orta Nova | 5,205.38 mi (8,377.25 km) |
| Griffin to Orte | 5,018.46 mi (8,076.43 km) |
| Griffin to Ortona | 5,111.19 mi (8,225.66 km) |
| Griffin to Orvieto | 4,997.49 mi (8,042.68 km) |
| Griffin to Orzinuovi | 4,814.60 mi (7,748.34 km) |
| Griffin to Osimo | 5,031.67 mi (8,097.69 km) |
| Griffin to Ospitaletto | 4,815.72 mi (7,750.16 km) |
| Griffin to Ostuni | 5,309.93 mi (8,545.51 km) |
| Griffin to Ottaviano | 5,167.79 mi (8,316.75 km) |
| Griffin to Ovada | 4,782.39 mi (7,696.51 km) |
| Griffin to Ozieri | 4,927.63 mi (7,930.26 km) |
| Griffin to Paceco | 5,181.15 mi (8,338.25 km) |
