| Buffalo Grove to Ridgeland (Mississippi) | 683.81 mi (1,100.49 km) |
| Buffalo Grove to Ridgewood (New Jersey) | 719.68 mi (1,158.21 km) |
| Buffalo Grove to Rifle (Colorado) | 1,048.75 mi (1,687.81 km) |
| Buffalo Grove to Rincon (Georgia) | 775.41 mi (1,247.89 km) |
| Buffalo Grove to Ringwood (New Jersey) | 709.77 mi (1,142.26 km) |
| Buffalo Grove to Río Grande (Puerto Rico) | 2,094.62 mi (3,370.96 km) |
| Buffalo Grove to Rio Grande City (Texas) | 1,252.20 mi (2,015.22 km) |
| Buffalo Grove to Rio Linda (California) | 1,765.77 mi (2,841.73 km) |
| Buffalo Grove to Rio Rancho (New Mexico) | 1,113.01 mi (1,791.22 km) |
| Buffalo Grove to Rio Rico (Arizona) | 1,464.52 mi (2,356.92 km) |
| Buffalo Grove to Ripon (California) | 1,771.70 mi (2,851.28 km) |
| Buffalo Grove to River Edge (New Jersey) | 724.21 mi (1,165.51 km) |
| Buffalo Grove to River Falls (Wisconsin) | 298.62 mi (480.59 km) |
| Buffalo Grove to River Forest (Illinois) | 20.19 mi (32.49 km) |
| Buffalo Grove to River Grove (Illinois) | 17.96 mi (28.90 km) |
