| Elk Grove to Robertsville (New Jersey) | 2,488.60 mi (4,005.02 km) |
| Elk Grove to Robinson (Texas) | 1,451.06 mi (2,335.26 km) |
| Elk Grove to Robstown (Texas) | 1,549.88 mi (2,494.29 km) |
| Elk Grove to Rochester (Michigan) | 2,012.92 mi (3,239.49 km) |
| Elk Grove to Rochester (Minnesota) | 1,542.68 mi (2,482.71 km) |
| Elk Grove to Rochester (New Hampshire) | 2,615.47 mi (4,209.19 km) |
| Elk Grove to Rochester (New York) | 2,286.54 mi (3,679.83 km) |
| Elk Grove to Rochester Hills (Michigan) | 2,011.20 mi (3,236.71 km) |
| Elk Grove to Rock Hill (South Carolina) | 2,231.49 mi (3,591.23 km) |
| Elk Grove to Rock Island (Illinois) | 1,636.47 mi (2,633.64 km) |
| Elk Grove to Rock Springs (Wyoming) | 679.45 mi (1,093.47 km) |
| Elk Grove to Rockford (Illinois) | 1,712.25 mi (2,755.61 km) |
| Elk Grove to Rockledge (Florida) | 2,425.53 mi (3,903.51 km) |
| Elk Grove to Rocklin (California) | 28.01 mi (45.08 km) |
| Elk Grove to Rockport (Texas) | 1,571.09 mi (2,528.43 km) |
