| Ferguson to Ridgeland (Mississippi) | 437.12 mi (703.48 km) |
| Ferguson to Ridgewood (New Jersey) | 870.63 mi (1,401.14 km) |
| Ferguson to Rifle (Colorado) | 936.70 mi (1,507.47 km) |
| Ferguson to Rincon (Georgia) | 676.43 mi (1,088.60 km) |
| Ferguson to Ringwood (New Jersey) | 863.00 mi (1,388.86 km) |
| Ferguson to Río Grande (Puerto Rico) | 2,032.59 mi (3,271.14 km) |
| Ferguson to Rio Grande City (Texas) | 987.18 mi (1,588.71 km) |
| Ferguson to Rio Linda (California) | 1,670.86 mi (2,688.99 km) |
| Ferguson to Rio Rancho (New Mexico) | 934.54 mi (1,504.00 km) |
| Ferguson to Rio Rico (Arizona) | 1,268.57 mi (2,041.57 km) |
| Ferguson to Ripon (California) | 1,666.80 mi (2,682.45 km) |
| Ferguson to River Edge (New Jersey) | 874.16 mi (1,406.82 km) |
| Ferguson to River Falls (Wisconsin) | 438.95 mi (706.43 km) |
| Ferguson to River Forest (Illinois) | 253.46 mi (407.90 km) |
| Ferguson to River Grove (Illinois) | 254.68 mi (409.88 km) |
