| River Grove to Jacksonville (North Carolina) | 752.37 mi (1,210.82 km) |
| River Grove to Jacksonville (Texas) | 800.26 mi (1,287.89 km) |
| River Grove to Jacksonville Beach (Florida) | 880.50 mi (1,417.02 km) |
| River Grove to James Island (South Carolina) | 768.23 mi (1,236.35 km) |
| River Grove to Jamestown (New York) | 441.54 mi (710.59 km) |
| River Grove to Jamestown (North Dakota) | 635.93 mi (1,023.43 km) |
| River Grove to Janesville (Wisconsin) | 79.84 mi (128.48 km) |
| River Grove to Jasmine Estates (Florida) | 985.23 mi (1,585.57 km) |
| River Grove to Jasper (Alabama) | 558.68 mi (899.10 km) |
| River Grove to Jasper (Indiana) | 248.53 mi (399.96 km) |
| River Grove to Jefferson (Georgia) | 585.13 mi (941.68 km) |
| River Grove to Jefferson (Louisiana) | 836.60 mi (1,346.38 km) |
| River Grove to Jefferson City (Missouri) | 325.68 mi (524.14 km) |
| River Grove to Jefferson Hills (Pennsylvania) | 426.51 mi (686.41 km) |
| River Grove to Jefferson Valley-Yorktown (New York) | 725.43 mi (1,167.46 km) |
