| Kelso to Southern Pines (North Carolina) | 2,367.84 mi (3,810.66 km) |
| Kelso to Southfield (Michigan) | 1,955.25 mi (3,146.68 km) |
| Kelso to Southgate (Michigan) | 1,964.71 mi (3,161.90 km) |
| Kelso to Southlake (Texas) | 1,634.28 mi (2,630.11 km) |
| Kelso to Spanaway (Washington) | 70.88 mi (114.07 km) |
| Kelso to Spanish Fork (Utah) | 702.17 mi (1,130.03 km) |
| Kelso to Spanish Lake (Missouri) | 1,727.61 mi (2,780.33 km) |
| Kelso to Spanish Springs (Nevada) | 475.53 mi (765.30 km) |
| Kelso to Sparks (Nevada) | 480.18 mi (772.77 km) |
| Kelso to Spartanburg (South Carolina) | 2,256.59 mi (3,631.64 km) |
| Kelso to Spearfish (South Dakota) | 931.50 mi (1,499.10 km) |
| Kelso to Speedway (Indiana) | 1,885.91 mi (3,035.07 km) |
| Kelso to Spencer (Iowa) | 1,372.01 mi (2,208.04 km) |
| Kelso to Spokane (Washington) | 278.80 mi (448.69 km) |
| Kelso to Spokane Valley (Washington) | 287.37 mi (462.48 km) |
