| River Grove to Somersworth (New Hampshire) | 865.71 mi (1,393.22 km) |
| River Grove to Somerton (Arizona) | 1,602.74 mi (2,579.36 km) |
| River Grove to Somerville (Massachusetts) | 856.45 mi (1,378.32 km) |
| River Grove to Somerville (New Jersey) | 692.86 mi (1,115.05 km) |
| River Grove to Sonoma (California) | 1,834.13 mi (2,951.74 km) |
| River Grove to Soquel (California) | 1,838.59 mi (2,958.92 km) |
| River Grove to South Bend (Indiana) | 82.57 mi (132.88 km) |
| River Grove to South Bradenton (Florida) | 1,042.39 mi (1,677.56 km) |
| River Grove to South Burlington (Vermont) | 755.79 mi (1,216.33 km) |
| River Grove to South Charleston (West Virginia) | 407.05 mi (655.09 km) |
| River Grove to South Daytona (Florida) | 960.75 mi (1,546.17 km) |
| River Grove to South El Monte (California) | 1,722.32 mi (2,771.81 km) |
| River Grove to South Elgin (Illinois) | 24.86 mi (40.01 km) |
| River Grove to South Euclid (Ohio) | 326.67 mi (525.72 km) |
| River Grove to South Farmingdale (New York) | 750.48 mi (1,207.78 km) |
