| Grass Valley to Rancho Cordova (California) | 46.19 mi (74.34 km) |
| Grass Valley to Rancho Cucamonga (California) | 401.70 mi (646.47 km) |
| Grass Valley to Rancho Mirage (California) | 456.28 mi (734.31 km) |
| Grass Valley to Rancho Palos Verdes (California) | 406.22 mi (653.75 km) |
| Grass Valley to Rancho San Diego (California) | 502.52 mi (808.72 km) |
| Grass Valley to Rancho Santa Margarita (California) | 431.35 mi (694.18 km) |
| Grass Valley to Randallstown (Maryland) | 2,341.62 mi (3,768.48 km) |
| Grass Valley to Rantoul (Illinois) | 1,738.75 mi (2,798.24 km) |
| Grass Valley to Rapid City (South Dakota) | 977.27 mi (1,572.76 km) |
| Grass Valley to Ravenna (Ohio) | 2,087.05 mi (3,358.78 km) |
| Grass Valley to Raymondville (Texas) | 1,605.16 mi (2,583.26 km) |
| Grass Valley to Raymore (Missouri) | 1,422.85 mi (2,289.86 km) |
| Grass Valley to Raytown (Missouri) | 1,420.39 mi (2,285.90 km) |
| Grass Valley to Reading (Ohio) | 1,946.39 mi (3,132.41 km) |
| Grass Valley to Reading (Pennsylvania) | 2,370.95 mi (3,815.68 km) |
