| Northport to Stephenville (Texas) | 621.22 mi (999.75 km) |
| Northport to Sterling (Colorado) | 997.92 mi (1,606.00 km) |
| Northport to Sterling (Illinois) | 601.14 mi (967.45 km) |
| Northport to Sterling (Virginia) | 693.02 mi (1,115.31 km) |
| Northport to Sterling Heights (Michigan) | 690.28 mi (1,110.90 km) |
| Northport to Steubenville (Ohio) | 623.08 mi (1,002.74 km) |
| Northport to Stevens Point (Wisconsin) | 785.35 mi (1,263.89 km) |
| Northport to Stevenson Ranch (California) | 1,773.55 mi (2,854.26 km) |
| Northport to Stillwater (Minnesota) | 861.56 mi (1,386.55 km) |
| Northport to Stillwater (Oklahoma) | 573.37 mi (922.76 km) |
| Northport to Stockbridge (Georgia) | 195.26 mi (314.24 km) |
| Northport to Stockton (California) | 1,910.67 mi (3,074.93 km) |
| Northport to Stone Ridge (Virginia) | 683.38 mi (1,099.79 km) |
| Northport to Stonecrest (Georgia) | 201.68 mi (324.58 km) |
| Northport to Stony Brook (New York) | 954.82 mi (1,536.64 km) |
