| Parkway to Shelton (Connecticut) | 2,535.00 mi (4,079.68 km) |
| Parkway to Shelton (Washington) | 608.24 mi (978.87 km) |
| Parkway to Shenandoah (Louisiana) | 1,813.20 mi (2,918.07 km) |
| Parkway to Shepherdsville (Kentucky) | 1,928.11 mi (3,103.00 km) |
| Parkway to Sheridan (Wyoming) | 863.46 mi (1,389.61 km) |
| Parkway to Sherman (Texas) | 1,422.33 mi (2,289.03 km) |
| Parkway to Sherrelwood (Colorado) | 884.79 mi (1,423.93 km) |
| Parkway to Sherwood (Arkansas) | 1,633.31 mi (2,628.56 km) |
| Parkway to Sherwood (Oregon) | 479.33 mi (771.40 km) |
| Parkway to Shiloh (Illinois) | 1,696.13 mi (2,729.65 km) |
| Parkway to Shiloh (Ohio) | 1,981.75 mi (3,189.32 km) |
| Parkway to Shiloh (Pennsylvania) | 2,366.98 mi (3,809.28 km) |
| Parkway to Shirley (New York) | 2,556.00 mi (4,113.48 km) |
| Parkway to Shively (Kentucky) | 1,918.99 mi (3,088.31 km) |
| Parkway to Shoreline (Washington) | 641.17 mi (1,031.86 km) |
