| Hilo to Oxford (Alabama) | 4,305.18 mi (6,928.51 km) |
| Hilo to Oxford (Mississippi) | 4,091.37 mi (6,584.42 km) |
| Hilo to Oxford (Ohio) | 4,331.88 mi (6,971.49 km) |
| Hilo to Oxnard (California) | 2,411.43 mi (3,880.82 km) |
| Hilo to Oxon Hill (Maryland) | 4,751.12 mi (7,646.18 km) |
| Hilo to Ozark (Alabama) | 4,335.59 mi (6,977.45 km) |
| Hilo to Ozark (Missouri) | 3,878.39 mi (6,241.67 km) |
| Hilo to Pace (Florida) | 4,253.66 mi (6,845.60 km) |
| Hilo to Pacific Grove (California) | 2,316.77 mi (3,728.47 km) |
| Hilo to Pacifica (California) | 2,314.48 mi (3,724.80 km) |
| Hilo to Paducah (Kentucky) | 4,130.32 mi (6,647.11 km) |
| Hilo to Pahrump (Nevada) | 2,621.55 mi (4,218.97 km) |
| Hilo to Painesville (Ohio) | 4,502.96 mi (7,246.82 km) |
| Hilo to Palatine (Illinois) | 4,153.14 mi (6,683.84 km) |
| Hilo to Palatka (Florida) | 4,588.38 mi (7,384.28 km) |
