| Solothurn to Robertsville (New Jersey) | 3,919.21 mi (6,307.35 km) |
| Solothurn to Robinson (Texas) | 5,273.82 mi (8,487.39 km) |
| Solothurn to Robstown (Texas) | 5,483.15 mi (8,824.28 km) |
| Solothurn to Rochester (Michigan) | 4,182.51 mi (6,731.10 km) |
| Solothurn to Rochester (Minnesota) | 4,480.42 mi (7,210.53 km) |
| Solothurn to Rochester (New Hampshire) | 3,662.10 mi (5,893.58 km) |
| Solothurn to Rochester (New York) | 3,941.34 mi (6,342.98 km) |
| Solothurn to Rochester Hills (Michigan) | 4,184.91 mi (6,734.97 km) |
| Solothurn to Rock Hill (South Carolina) | 4,439.59 mi (7,144.83 km) |
| Solothurn to Rock Island (Illinois) | 4,527.87 mi (7,286.90 km) |
| Solothurn to Rock Springs (Wyoming) | 5,183.08 mi (8,341.36 km) |
| Solothurn to Rockford (Illinois) | 4,433.27 mi (7,134.66 km) |
| Solothurn to Rockledge (Florida) | 4,734.03 mi (7,618.68 km) |
| Solothurn to Rocklin (California) | 5,708.57 mi (9,187.06 km) |
| Solothurn to Rockport (Texas) | 5,446.71 mi (8,765.63 km) |
