| San Marino to Shelton (Connecticut) | 2,479.37 mi (3,990.16 km) |
| San Marino to Shelton (Washington) | 941.50 mi (1,515.19 km) |
| San Marino to Shenandoah (Louisiana) | 1,599.90 mi (2,574.80 km) |
| San Marino to Shepherdsville (Kentucky) | 1,820.80 mi (2,930.29 km) |
| San Marino to Sheridan (Wyoming) | 945.54 mi (1,521.70 km) |
| San Marino to Sherman (Texas) | 1,231.04 mi (1,981.17 km) |
| San Marino to Sherrelwood (Colorado) | 823.25 mi (1,324.89 km) |
| San Marino to Sherwood (Arkansas) | 1,472.36 mi (2,369.54 km) |
| San Marino to Sherwood (Oregon) | 815.66 mi (1,312.68 km) |
| San Marino to Shiloh (Illinois) | 1,592.40 mi (2,562.72 km) |
| San Marino to Shiloh (Ohio) | 1,899.38 mi (3,056.75 km) |
| San Marino to Shiloh (Pennsylvania) | 2,293.39 mi (3,690.85 km) |
| San Marino to Shirley (New York) | 2,495.44 mi (4,016.02 km) |
| San Marino to Shively (Kentucky) | 1,814.32 mi (2,919.86 km) |
| San Marino to Shoreline (Washington) | 967.14 mi (1,556.47 km) |
