| Boone to Ridgeland (Mississippi) | 549.90 mi (884.97 km) |
| Boone to Ridgewood (New Jersey) | 524.12 mi (843.48 km) |
| Boone to Rifle (Colorado) | 1,437.04 mi (2,312.69 km) |
| Boone to Rincon (Georgia) | 271.72 mi (437.29 km) |
| Boone to Ringwood (New Jersey) | 522.59 mi (841.02 km) |
| Boone to Río Grande (Puerto Rico) | 1,564.44 mi (2,517.72 km) |
| Boone to Rio Grande City (Texas) | 1,216.43 mi (1,957.65 km) |
| Boone to Rio Linda (California) | 2,171.37 mi (3,494.48 km) |
| Boone to Rio Rancho (New Mexico) | 1,401.19 mi (2,254.99 km) |
| Boone to Rio Rico (Arizona) | 1,706.92 mi (2,747.03 km) |
| Boone to Ripon (California) | 2,164.70 mi (3,483.75 km) |
| Boone to River Edge (New Jersey) | 524.98 mi (844.87 km) |
| Boone to River Falls (Wisconsin) | 828.15 mi (1,332.77 km) |
| Boone to River Forest (Illinois) | 512.73 mi (825.17 km) |
| Boone to River Grove (Illinois) | 514.88 mi (828.61 km) |
