| Mortara to Stephenville (Texas) | 5,402.10 mi (8,693.85 km) |
| Mortara to Sterling (Colorado) | 5,166.16 mi (8,314.14 km) |
| Mortara to Sterling (Illinois) | 4,605.37 mi (7,411.63 km) |
| Mortara to Sterling (Virginia) | 4,219.85 mi (6,791.19 km) |
| Mortara to Sterling Heights (Michigan) | 4,306.37 mi (6,930.43 km) |
| Mortara to Steubenville (Ohio) | 4,301.32 mi (6,922.30 km) |
| Mortara to Stevens Point (Wisconsin) | 4,478.36 mi (7,207.22 km) |
| Mortara to Stevenson Ranch (California) | 6,025.31 mi (9,696.80 km) |
| Mortara to Stillwater (Minnesota) | 4,577.03 mi (7,366.02 km) |
| Mortara to Stillwater (Oklahoma) | 5,161.96 mi (8,307.37 km) |
| Mortara to Stockbridge (Georgia) | 4,753.15 mi (7,649.46 km) |
| Mortara to Stockton (California) | 5,902.00 mi (9,498.35 km) |
| Mortara to Stone Ridge (Virginia) | 4,229.47 mi (6,806.67 km) |
| Mortara to Stonecrest (Georgia) | 4,741.95 mi (7,631.43 km) |
| Mortara to Stony Brook (New York) | 3,959.14 mi (6,371.63 km) |
