| Hilo to Ridgeland (Mississippi) | 4,066.07 mi (6,543.71 km) |
| Hilo to Ridgewood (New Jersey) | 4,876.72 mi (7,848.32 km) |
| Hilo to Rifle (Colorado) | 3,111.07 mi (5,006.78 km) |
| Hilo to Rincon (Georgia) | 4,583.40 mi (7,376.27 km) |
| Hilo to Ringwood (New Jersey) | 4,866.96 mi (7,832.62 km) |
| Hilo to Río Grande (Puerto Rico) | 5,750.33 mi (9,254.27 km) |
| Hilo to Rio Grande City (Texas) | 3,580.42 mi (5,762.13 km) |
| Hilo to Rio Linda (California) | 2,395.66 mi (3,855.44 km) |
| Hilo to Rio Rancho (New Mexico) | 3,120.99 mi (5,022.74 km) |
| Hilo to Rio Rico (Arizona) | 2,845.74 mi (4,579.78 km) |
| Hilo to Ripon (California) | 2,385.98 mi (3,839.86 km) |
| Hilo to River Edge (New Jersey) | 4,881.17 mi (7,855.48 km) |
| Hilo to River Falls (Wisconsin) | 3,930.91 mi (6,326.19 km) |
| Hilo to River Forest (Illinois) | 4,164.72 mi (6,702.48 km) |
| Hilo to River Grove (Illinois) | 4,163.76 mi (6,700.92 km) |
