| Sonoma to Radauti | 6,175.78 mi (9,938.96 km) |
| Sonoma to Ramnicu Sarat | 6,353.27 mi (10,224.61 km) |
| Sonoma to Ramnicu Valcea | 6,316.52 mi (10,165.46 km) |
| Sonoma to Rasnov | 6,308.23 mi (10,152.11 km) |
| Sonoma to Reghin | 6,218.97 mi (10,008.47 km) |
| Sonoma to Resita | 6,250.69 mi (10,059.51 km) |
| Sonoma to Roman | 6,252.59 mi (10,062.57 km) |
| Sonoma to Rosiori de Vede | 6,391.57 mi (10,286.24 km) |
| Sonoma to Rovinari | 6,302.60 mi (10,143.05 km) |
| Sonoma to Roznov | 6,250.62 mi (10,059.40 km) |
| Sonoma to Sabaoani | 6,245.59 mi (10,051.31 km) |
| Sonoma to Sacele | 6,311.56 mi (10,157.47 km) |
| Sonoma to Sacueni | 6,128.95 mi (9,863.60 km) |
| Sonoma to Salcea | 6,196.49 mi (9,972.28 km) |
| Sonoma to Salonta | 6,153.39 mi (9,902.92 km) |
