| Portage to Shelton (Connecticut) | 644.24 mi (1,036.80 km) |
| Portage to Shelton (Washington) | 1,856.17 mi (2,987.22 km) |
| Portage to Shenandoah (Louisiana) | 868.58 mi (1,397.85 km) |
| Portage to Shepherdsville (Kentucky) | 291.54 mi (469.19 km) |
| Portage to Sheridan (Wyoming) | 1,082.90 mi (1,742.77 km) |
| Portage to Sherman (Texas) | 842.68 mi (1,356.16 km) |
| Portage to Sherrelwood (Colorado) | 1,022.65 mi (1,645.79 km) |
| Portage to Sherwood (Arkansas) | 620.51 mi (998.62 km) |
| Portage to Sherwood (Oregon) | 1,854.37 mi (2,984.33 km) |
| Portage to Shiloh (Illinois) | 339.49 mi (546.35 km) |
| Portage to Shiloh (Ohio) | 179.31 mi (288.57 km) |
| Portage to Shiloh (Pennsylvania) | 483.07 mi (777.43 km) |
| Portage to Shirley (New York) | 664.54 mi (1,069.47 km) |
| Portage to Shively (Kentucky) | 276.83 mi (445.52 km) |
| Portage to Shoreline (Washington) | 1,818.74 mi (2,926.97 km) |
