| Gary to Southern Pines (North Carolina) | 616.26 mi (991.78 km) |
| Gary to Southfield (Michigan) | 218.46 mi (351.57 km) |
| Gary to Southgate (Michigan) | 217.16 mi (349.49 km) |
| Gary to Southlake (Texas) | 802.98 mi (1,292.27 km) |
| Gary to Spanaway (Washington) | 1,758.80 mi (2,830.52 km) |
| Gary to Spanish Fork (Utah) | 1,269.56 mi (2,043.15 km) |
| Gary to Spanish Lake (Missouri) | 245.48 mi (395.06 km) |
| Gary to Spanish Springs (Nevada) | 1,690.38 mi (2,720.40 km) |
| Gary to Sparks (Nevada) | 1,694.28 mi (2,726.68 km) |
| Gary to Spartanburg (South Carolina) | 545.06 mi (877.19 km) |
| Gary to Spearfish (South Dakota) | 853.80 mi (1,374.07 km) |
| Gary to Speedway (Indiana) | 136.85 mi (220.24 km) |
| Gary to Spencer (Iowa) | 412.56 mi (663.95 km) |
| Gary to Spokane (Washington) | 1,527.00 mi (2,457.47 km) |
| Gary to Spokane Valley (Washington) | 1,517.77 mi (2,442.62 km) |
