| Northport to Southern Pines (North Carolina) | 486.71 mi (783.29 km) |
| Northport to Southfield (Michigan) | 679.18 mi (1,093.04 km) |
| Northport to Southgate (Michigan) | 662.85 mi (1,066.75 km) |
| Northport to Southlake (Texas) | 552.98 mi (889.94 km) |
| Northport to Spanaway (Washington) | 2,048.93 mi (3,297.43 km) |
| Northport to Spanish Fork (Utah) | 1,408.38 mi (2,266.57 km) |
| Northport to Spanish Lake (Missouri) | 408.88 mi (658.03 km) |
| Northport to Spanish Springs (Nevada) | 1,825.68 mi (2,938.14 km) |
| Northport to Sparks (Nevada) | 1,827.78 mi (2,941.53 km) |
| Northport to Spartanburg (South Carolina) | 344.83 mi (554.95 km) |
| Northport to Spearfish (South Dakota) | 1,163.59 mi (1,872.62 km) |
| Northport to Speedway (Indiana) | 457.70 mi (736.60 km) |
| Northport to Spencer (Iowa) | 796.06 mi (1,281.13 km) |
| Northport to Spokane (Washington) | 1,839.99 mi (2,961.17 km) |
| Northport to Spokane Valley (Washington) | 1,831.31 mi (2,947.21 km) |
