| Knic to Southern Pines (North Carolina) | 5,027.52 mi (8,091.01 km) |
| Knic to Southfield (Michigan) | 4,844.78 mi (7,796.93 km) |
| Knic to Southgate (Michigan) | 4,855.27 mi (7,813.81 km) |
| Knic to Southlake (Texas) | 5,842.64 mi (9,402.82 km) |
| Knic to Spanaway (Washington) | 5,759.22 mi (9,268.56 km) |
| Knic to Spanish Fork (Utah) | 5,918.52 mi (9,524.94 km) |
| Knic to Spanish Lake (Missouri) | 5,283.45 mi (8,502.89 km) |
| Knic to Spanish Springs (Nevada) | 6,157.32 mi (9,909.26 km) |
| Knic to Sparks (Nevada) | 6,163.57 mi (9,919.31 km) |
| Knic to Spartanburg (South Carolina) | 5,144.09 mi (8,278.61 km) |
| Knic to Spearfish (South Dakota) | 5,442.34 mi (8,758.59 km) |
| Knic to Speedway (Indiana) | 5,084.90 mi (8,183.35 km) |
| Knic to Spencer (Iowa) | 5,238.46 mi (8,430.48 km) |
| Knic to Spokane (Washington) | 5,616.75 mi (9,039.28 km) |
| Knic to Spokane Valley (Washington) | 5,612.52 mi (9,032.48 km) |
