| River Grove to Southern Pines (North Carolina) | 650.48 mi (1,046.85 km) |
| River Grove to Southfield (Michigan) | 237.35 mi (381.97 km) |
| River Grove to Southgate (Michigan) | 238.36 mi (383.61 km) |
| River Grove to Southlake (Texas) | 802.12 mi (1,290.89 km) |
| River Grove to Spanaway (Washington) | 1,726.29 mi (2,778.20 km) |
| River Grove to Spanish Fork (Utah) | 1,243.16 mi (2,000.67 km) |
| River Grove to Spanish Lake (Missouri) | 250.00 mi (402.34 km) |
| River Grove to Spanish Springs (Nevada) | 1,662.88 mi (2,676.15 km) |
| River Grove to Sparks (Nevada) | 1,666.85 mi (2,682.53 km) |
| River Grove to Spartanburg (South Carolina) | 578.45 mi (930.92 km) |
| River Grove to Spearfish (South Dakota) | 822.51 mi (1,323.71 km) |
| River Grove to Speedway (Indiana) | 169.03 mi (272.02 km) |
| River Grove to Spencer (Iowa) | 381.77 mi (614.39 km) |
| River Grove to Spokane (Washington) | 1,494.18 mi (2,404.66 km) |
| River Grove to Spokane Valley (Washington) | 1,484.96 mi (2,389.81 km) |
