| Hilo to Nyon | 7,724.68 mi (12,431.67 km) |
| Hilo to Oberriet | 7,709.83 mi (12,407.77 km) |
| Hilo to Obersiggenthal | 7,681.92 mi (12,362.85 km) |
| Hilo to Oberwil | 7,670.01 mi (12,343.69 km) |
| Hilo to Oberwingert | 7,686.27 mi (12,369.85 km) |
| Hilo to Oftringen | 7,688.04 mi (12,372.70 km) |
| Hilo to Olten | 7,685.61 mi (12,368.79 km) |
| Hilo to Onex | 7,735.67 mi (12,449.35 km) |
| Hilo to Opfikon | 7,689.14 mi (12,374.48 km) |
| Hilo to Ostermundigen | 7,705.87 mi (12,401.41 km) |
| Hilo to Payerne | 7,706.88 mi (12,403.03 km) |
| Hilo to Pfaffikon | 7,696.42 mi (12,386.19 km) |
| Hilo to Plan-les-Ouates | 7,737.01 mi (12,451.52 km) |
| Hilo to Pratteln | 7,671.83 mi (12,346.62 km) |
| Hilo to Prilly | 7,720.48 mi (12,424.91 km) |
