| Risca to Sugar Hill (Georgia) | 4,052.34 mi (6,521.61 km) |
| Risca to Sugar Land (Texas) | 4,747.41 mi (7,640.21 km) |
| Risca to Sugarland Run (Virginia) | 3,549.56 mi (5,712.46 km) |
| Risca to Sugarmill Woods (Florida) | 4,250.71 mi (6,840.85 km) |
| Risca to Suisun City (California) | 5,220.72 mi (8,401.94 km) |
| Risca to Suitland (Maryland) | 3,538.98 mi (5,695.45 km) |
| Risca to Sulphur (Louisiana) | 4,623.33 mi (7,440.53 km) |
| Risca to Sulphur Springs (Texas) | 4,564.95 mi (7,346.57 km) |
| Risca to Summerfield (Maryland) | 3,534.29 mi (5,687.89 km) |
| Risca to Summerfield (North Carolina) | 3,782.38 mi (6,087.15 km) |
| Risca to Summerlin South (Nevada) | 5,127.08 mi (8,251.24 km) |
| Risca to Summerville (South Carolina) | 3,944.77 mi (6,348.50 km) |
| Risca to Summit (Illinois) | 3,842.04 mi (6,183.17 km) |
| Risca to Summit (New Jersey) | 3,352.26 mi (5,394.95 km) |
| Risca to Sumner (Washington) | 4,718.66 mi (7,593.96 km) |
