| Royan to Somersworth (New Hampshire) | 3,336.83 mi (5,370.11 km) |
| Royan to Somerton (Arizona) | 5,627.60 mi (9,056.74 km) |
| Royan to Somerville (Massachusetts) | 3,375.13 mi (5,431.75 km) |
| Royan to Somerville (New Jersey) | 3,595.40 mi (5,786.24 km) |
| Royan to Sonoma (California) | 5,595.25 mi (9,004.68 km) |
| Royan to Soquel (California) | 5,649.39 mi (9,091.81 km) |
| Royan to South Bend (Indiana) | 4,059.43 mi (6,533.03 km) |
| Royan to South Bradenton (Florida) | 4,498.50 mi (7,239.64 km) |
| Royan to South Burlington (Vermont) | 3,399.39 mi (5,470.79 km) |
| Royan to South Charleston (West Virginia) | 3,996.23 mi (6,431.31 km) |
| Royan to South Daytona (Florida) | 4,349.42 mi (6,999.71 km) |
| Royan to South El Monte (California) | 5,674.04 mi (9,131.49 km) |
| Royan to South Elgin (Illinois) | 4,132.18 mi (6,650.11 km) |
| Royan to South Euclid (Ohio) | 3,863.35 mi (6,217.46 km) |
| Royan to South Farmingdale (New York) | 3,538.11 mi (5,694.03 km) |
