| Niles to Security-Widefield (Colorado) | 916.31 mi (1,474.66 km) |
| Niles to Sedalia (Missouri) | 366.22 mi (589.37 km) |
| Niles to Sedro-Woolley (Washington) | 1,716.74 mi (2,762.82 km) |
| Niles to Seguin (Texas) | 1,029.08 mi (1,656.15 km) |
| Niles to Selden (New York) | 767.76 mi (1,235.59 km) |
| Niles to Selma (Alabama) | 665.43 mi (1,070.91 km) |
| Niles to Selma (California) | 1,731.19 mi (2,786.08 km) |
| Niles to Selma (Texas) | 1,039.94 mi (1,673.62 km) |
| Niles to Seminole (Florida) | 1,020.04 mi (1,641.59 km) |
| Niles to Seven Hills (Ohio) | 319.61 mi (514.37 km) |
| Niles to Seven Oaks (South Carolina) | 659.52 mi (1,061.40 km) |
| Niles to Severn (Maryland) | 615.95 mi (991.28 km) |
| Niles to Severna Park (Maryland) | 623.52 mi (1,003.46 km) |
| Niles to Sevierville (Tennessee) | 481.46 mi (774.83 km) |
| Niles to Seymour (Indiana) | 235.48 mi (378.97 km) |
