| Ottawa to Shelton (Connecticut) | 812.82 mi (1,308.11 km) |
| Ottawa to Shelton (Washington) | 1,728.54 mi (2,781.81 km) |
| Ottawa to Shenandoah (Louisiana) | 766.48 mi (1,233.54 km) |
| Ottawa to Shepherdsville (Kentucky) | 286.28 mi (460.72 km) |
| Ottawa to Sheridan (Wyoming) | 943.56 mi (1,518.52 km) |
| Ottawa to Sherman (Texas) | 683.31 mi (1,099.68 km) |
| Ottawa to Sherrelwood (Colorado) | 853.78 mi (1,374.02 km) |
| Ottawa to Sherwood (Arkansas) | 485.38 mi (781.15 km) |
| Ottawa to Sherwood (Oregon) | 1,717.99 mi (2,764.84 km) |
| Ottawa to Shiloh (Illinois) | 202.03 mi (325.13 km) |
| Ottawa to Shiloh (Ohio) | 263.46 mi (423.99 km) |
| Ottawa to Shiloh (Pennsylvania) | 637.36 mi (1,025.73 km) |
| Ottawa to Shirley (New York) | 830.58 mi (1,336.69 km) |
| Ottawa to Shively (Kentucky) | 270.54 mi (435.39 km) |
| Ottawa to Shoreline (Washington) | 1,693.76 mi (2,725.84 km) |
