| River Grove to Fortuna (California) | 1,873.87 mi (3,015.71 km) |
| River Grove to Fortuna Foothills (Arizona) | 1,585.55 mi (2,551.70 km) |
| River Grove to Foster City (California) | 1,841.22 mi (2,963.16 km) |
| River Grove to Fostoria (Ohio) | 234.86 mi (377.97 km) |
| River Grove to Fountain (Colorado) | 913.63 mi (1,470.34 km) |
| River Grove to Fountain Hills (Arizona) | 1,420.15 mi (2,285.52 km) |
| River Grove to Fountain Inn (South Carolina) | 585.02 mi (941.50 km) |
| River Grove to Fountain Valley (California) | 1,728.27 mi (2,781.38 km) |
| River Grove to Fountainebleau (Florida) | 1,194.69 mi (1,922.68 km) |
| River Grove to Four Corners (Oregon) | 1,761.31 mi (2,834.55 km) |
| River Grove to Four Corners (Texas) | 952.36 mi (1,532.67 km) |
| River Grove to Four Square Mile (Colorado) | 903.54 mi (1,454.11 km) |
| River Grove to Fox Crossing (Wisconsin) | 162.05 mi (260.79 km) |
| River Grove to Fox Lake (Illinois) | 38.81 mi (62.46 km) |
| River Grove to Framingham (Massachusetts) | 839.71 mi (1,351.39 km) |
