| Parkway to Sugar Hill (Georgia) | 2,089.78 mi (3,363.17 km) |
| Parkway to Sugar Land (Texas) | 1,594.00 mi (2,565.30 km) |
| Parkway to Sugarland Run (Virginia) | 2,351.04 mi (3,783.64 km) |
| Parkway to Sugarmill Woods (Florida) | 2,321.48 mi (3,736.06 km) |
| Parkway to Suisun City (California) | 34.84 mi (56.07 km) |
| Parkway to Suitland (Maryland) | 2,377.69 mi (3,826.53 km) |
| Parkway to Sulphur (Louisiana) | 1,693.19 mi (2,724.92 km) |
| Parkway to Sulphur Springs (Texas) | 1,488.79 mi (2,395.98 km) |
| Parkway to Summerfield (Maryland) | 2,379.65 mi (3,829.67 km) |
| Parkway to Summerfield (North Carolina) | 2,268.49 mi (3,650.79 km) |
| Parkway to Summerlin South (Nevada) | 374.08 mi (602.03 km) |
| Parkway to Summerville (South Carolina) | 2,325.59 mi (3,742.67 km) |
| Parkway to Summit (Illinois) | 1,779.62 mi (2,864.03 km) |
| Parkway to Summit (New Jersey) | 2,481.03 mi (3,992.84 km) |
| Parkway to Sumner (Washington) | 603.76 mi (971.65 km) |
