| Risca to St. Simons (Georgia) | 4,083.36 mi (6,571.53 km) |
| Risca to Stafford (Texas) | 4,742.86 mi (7,632.89 km) |
| Risca to Stallings (North Carolina) | 3,864.69 mi (6,219.62 km) |
| Risca to Stamford (Connecticut) | 3,302.57 mi (5,314.97 km) |
| Risca to Stanford (California) | 5,272.62 mi (8,485.46 km) |
| Risca to Stanton (California) | 5,345.51 mi (8,602.77 km) |
| Risca to Star (Idaho) | 4,746.86 mi (7,639.34 km) |
| Risca to Starkville (Mississippi) | 4,278.51 mi (6,885.59 km) |
| Risca to State College (Pennsylvania) | 3,491.70 mi (5,619.34 km) |
| Risca to Staten Island (New York) | 3,349.07 mi (5,389.80 km) |
| Risca to Statesboro (Georgia) | 4,038.47 mi (6,499.29 km) |
| Risca to Statesville (North Carolina) | 3,841.73 mi (6,182.66 km) |
| Risca to Staunton (Virginia) | 3,657.85 mi (5,886.74 km) |
| Risca to Steamboat Springs (Colorado) | 4,603.79 mi (7,409.08 km) |
| Risca to Steiner Ranch (Texas) | 4,797.26 mi (7,720.44 km) |
