| Hilo to Orthez | 7,777.57 mi (12,516.79 km) |
| Hilo to Orvault | 7,524.91 mi (12,110.17 km) |
| Hilo to Osny | 7,483.07 mi (12,042.84 km) |
| Hilo to Ostwald | 7,603.79 mi (12,237.11 km) |
| Hilo to Ouistreham | 7,426.95 mi (11,952.52 km) |
| Hilo to Oullins | 7,745.12 mi (12,464.56 km) |
| Hilo to Outreau | 7,370.22 mi (11,861.22 km) |
| Hilo to Oyonnax | 7,723.89 mi (12,430.40 km) |
| Hilo to Ozoir-la-Ferriere | 7,511.71 mi (12,088.93 km) |
| Hilo to Pace | 7,467.56 mi (12,017.87 km) |
| Hilo to Palaiseau | 7,508.26 mi (12,083.38 km) |
| Hilo to Pamiers | 7,851.64 mi (12,635.99 km) |
| Hilo to Panazol | 7,673.66 mi (12,349.56 km) |
| Hilo to Pantin | 7,499.34 mi (12,069.02 km) |
| Hilo to Paray-le-Monial | 7,685.86 mi (12,369.20 km) |
