| Buffalo Grove to Radauti | 5,027.76 mi (8,091.39 km) |
| Buffalo Grove to Ramnicu Sarat | 5,186.90 mi (8,347.51 km) |
| Buffalo Grove to Ramnicu Valcea | 5,108.42 mi (8,221.21 km) |
| Buffalo Grove to Rasnov | 5,122.07 mi (8,243.17 km) |
| Buffalo Grove to Reghin | 5,039.05 mi (8,109.57 km) |
| Buffalo Grove to Resita | 5,011.63 mi (8,065.44 km) |
| Buffalo Grove to Roman | 5,105.81 mi (8,217.01 km) |
| Buffalo Grove to Rosiori de Vede | 5,178.35 mi (8,333.75 km) |
| Buffalo Grove to Rovinari | 5,075.15 mi (8,167.67 km) |
| Buffalo Grove to Roznov | 5,096.61 mi (8,202.20 km) |
| Buffalo Grove to Sabaoani | 5,098.89 mi (8,205.88 km) |
| Buffalo Grove to Sacele | 5,129.27 mi (8,254.77 km) |
| Buffalo Grove to Sacueni | 4,922.28 mi (7,921.65 km) |
| Buffalo Grove to Salcea | 5,051.98 mi (8,130.37 km) |
| Buffalo Grove to Salonta | 4,932.84 mi (7,938.64 km) |
