| Rancho San Diego to Radauti | 6,411.00 mi (10,317.51 km) |
| Rancho San Diego to Ramnicu Sarat | 6,585.31 mi (10,598.02 km) |
| Rancho San Diego to Ramnicu Valcea | 6,534.75 mi (10,516.67 km) |
| Rancho San Diego to Rasnov | 6,533.40 mi (10,514.49 km) |
| Rancho San Diego to Reghin | 6,444.89 mi (10,372.05 km) |
| Rancho San Diego to Resita | 6,457.84 mi (10,392.90 km) |
| Rancho San Diego to Roman | 6,489.28 mi (10,443.48 km) |
| Rancho San Diego to Rosiori de Vede | 6,609.14 mi (10,636.39 km) |
| Rancho San Diego to Rovinari | 6,514.30 mi (10,483.76 km) |
| Rancho San Diego to Roznov | 6,485.06 mi (10,436.69 km) |
| Rancho San Diego to Sabaoani | 6,482.20 mi (10,432.10 km) |
| Rancho San Diego to Sacele | 6,538.00 mi (10,521.90 km) |
| Rancho San Diego to Sacueni | 6,345.10 mi (10,211.45 km) |
| Rancho San Diego to Salcea | 6,433.07 mi (10,353.03 km) |
| Rancho San Diego to Salonta | 6,365.36 mi (10,244.05 km) |
