| Knic to Superior (Colorado) | 5,736.06 mi (9,231.29 km) |
| Knic to Superior (Wisconsin) | 4,956.93 mi (7,977.42 km) |
| Knic to Surprise (Arizona) | 6,319.09 mi (10,169.59 km) |
| Knic to Susanville (California) | 6,133.03 mi (9,870.16 km) |
| Knic to Sussex (Wisconsin) | 4,997.18 mi (8,042.18 km) |
| Knic to Suwanee (Georgia) | 5,274.99 mi (8,489.27 km) |
| Knic to Swansea (Illinois) | 5,287.01 mi (8,508.61 km) |
| Knic to Sweetwater (Florida) | 5,514.60 mi (8,874.90 km) |
| Knic to Sweetwater (Texas) | 5,987.84 mi (9,636.49 km) |
| Knic to Sycamore (Illinois) | 5,069.07 mi (8,157.89 km) |
| Knic to Sylacauga (Alabama) | 5,407.01 mi (8,701.74 km) |
| Knic to Sylvania (Ohio) | 4,897.40 mi (7,881.60 km) |
| Knic to Syosset (New York) | 4,531.85 mi (7,293.30 km) |
| Knic to Syracuse (New York) | 4,543.77 mi (7,312.50 km) |
| Knic to Syracuse (Utah) | 5,873.43 mi (9,452.38 km) |
