| Grinon to Southern Pines (North Carolina) | 4,017.29 mi (6,465.21 km) |
| Grinon to Southfield (Michigan) | 3,962.43 mi (6,376.92 km) |
| Grinon to Southgate (Michigan) | 3,968.47 mi (6,386.63 km) |
| Grinon to Southlake (Texas) | 4,952.52 mi (7,970.31 km) |
| Grinon to Spanaway (Washington) | 5,322.63 mi (8,565.94 km) |
| Grinon to Spanish Fork (Utah) | 5,268.93 mi (8,479.52 km) |
| Grinon to Spanish Lake (Missouri) | 4,404.67 mi (7,088.63 km) |
| Grinon to Spanish Springs (Nevada) | 5,598.22 mi (9,009.47 km) |
| Grinon to Sparks (Nevada) | 5,604.08 mi (9,018.90 km) |
| Grinon to Spartanburg (South Carolina) | 4,149.40 mi (6,677.81 km) |
| Grinon to Spearfish (South Dakota) | 4,768.06 mi (7,673.45 km) |
| Grinon to Speedway (Indiana) | 4,187.21 mi (6,738.67 km) |
| Grinon to Spencer (Iowa) | 4,463.63 mi (7,183.52 km) |
| Grinon to Spokane (Washington) | 5,129.61 mi (8,255.30 km) |
| Grinon to Spokane Valley (Washington) | 5,123.10 mi (8,244.83 km) |
