| Mercer Island to Radauti | 5,572.48 mi (8,968.03 km) |
| Mercer Island to Ramnicu Sarat | 5,750.76 mi (9,254.96 km) |
| Mercer Island to Ramnicu Valcea | 5,721.40 mi (9,207.70 km) |
| Mercer Island to Rasnov | 5,709.46 mi (9,188.48 km) |
| Mercer Island to Reghin | 5,620.25 mi (9,044.92 km) |
| Mercer Island to Resita | 5,662.08 mi (9,112.23 km) |
| Mercer Island to Roman | 5,648.21 mi (9,089.91 km) |
| Mercer Island to Rosiori de Vede | 5,796.42 mi (9,328.43 km) |
| Mercer Island to Rovinari | 5,711.14 mi (9,191.18 km) |
| Mercer Island to Roznov | 5,647.37 mi (9,088.56 km) |
| Mercer Island to Sabaoani | 5,641.28 mi (9,078.76 km) |
| Mercer Island to Sacele | 5,712.11 mi (9,192.75 km) |
| Mercer Island to Sacueni | 5,535.97 mi (8,909.28 km) |
| Mercer Island to Salcea | 5,592.40 mi (9,000.10 km) |
| Mercer Island to Salonta | 5,562.59 mi (8,952.13 km) |
