| River Grove to Jeffersontown (Kentucky) | 283.56 mi (456.34 km) |
| River Grove to Jeffersonville (Indiana) | 272.26 mi (438.15 km) |
| River Grove to Jenison (Michigan) | 122.98 mi (197.92 km) |
| River Grove to Jenks (Oklahoma) | 598.39 mi (963.02 km) |
| River Grove to Jennings (Missouri) | 255.43 mi (411.08 km) |
| River Grove to Jensen Beach (Florida) | 1,101.35 mi (1,772.45 km) |
| River Grove to Jericho (New York) | 744.72 mi (1,198.51 km) |
| River Grove to Jerome (Idaho) | 1,358.31 mi (2,185.99 km) |
| River Grove to Jersey City (New Jersey) | 718.54 mi (1,156.39 km) |
| River Grove to Jessup (Maryland) | 611.11 mi (983.48 km) |
| River Grove to Johns Creek (Georgia) | 579.89 mi (933.25 km) |
| River Grove to Johnson City (New York) | 609.20 mi (980.41 km) |
| River Grove to Johnson City (Tennessee) | 483.90 mi (778.76 km) |
| River Grove to Johnston (Iowa) | 303.48 mi (488.40 km) |
| River Grove to Johnstown (Colorado) | 895.47 mi (1,441.11 km) |
