| Risca to Saddlebrooke (Arizona) | 5,169.27 mi (8,319.14 km) |
| Risca to Safety Harbor (Florida) | 4,294.91 mi (6,912.00 km) |
| Risca to Saginaw (Michigan) | 3,619.30 mi (5,824.70 km) |
| Risca to Saginaw (Texas) | 4,647.62 mi (7,479.62 km) |
| Risca to Sahuarita (Arizona) | 5,206.71 mi (8,379.39 km) |
| Risca to Saks (Alabama) | 4,145.17 mi (6,671.01 km) |
| Risca to Salem (Massachusetts) | 3,134.73 mi (5,044.86 km) |
| Risca to Salem (Ohio) | 3,607.46 mi (5,805.64 km) |
| Risca to Salem (Oregon) | 4,870.05 mi (7,837.58 km) |
| Risca to Salem (Virginia) | 3,738.49 mi (6,016.51 km) |
| Risca to Salem Lakes (Wisconsin) | 3,820.03 mi (6,147.75 km) |
| Risca to Salida (California) | 5,223.08 mi (8,405.74 km) |
| Risca to Salina (Kansas) | 4,356.83 mi (7,011.63 km) |
| Risca to Salinas (California) | 5,298.28 mi (8,526.76 km) |
| Risca to Salisbury (Maryland) | 3,504.87 mi (5,640.54 km) |
