| Boppard to Salisbury (New York) | 3,787.26 mi (6,095.00 km) |
| Boppard to Salisbury (North Carolina) | 4,301.31 mi (6,922.29 km) |
| Boppard to Salmon Creek (Washington) | 5,170.77 mi (8,321.55 km) |
| Boppard to Salt Lake City (Utah) | 5,163.54 mi (8,309.91 km) |
| Boppard to Sammamish (Washington) | 5,043.32 mi (8,116.44 km) |
| Boppard to San Angelo (Texas) | 5,291.81 mi (8,516.35 km) |
| Boppard to San Anselmo (California) | 5,630.94 mi (9,062.12 km) |
| Boppard to San Antonio (Texas) | 5,326.18 mi (8,571.66 km) |
| Boppard to San Benito (Texas) | 5,471.32 mi (8,805.24 km) |
| Boppard to San Bernardino (California) | 5,707.95 mi (9,186.06 km) |
| Boppard to San Bruno (California) | 5,648.60 mi (9,090.55 km) |
| Boppard to San Buenaventura (California) | 5,757.96 mi (9,266.55 km) |
| Boppard to San Carlos (California) | 5,651.81 mi (9,095.71 km) |
| Boppard to San Carlos Park (Florida) | 4,808.88 mi (7,739.14 km) |
| Boppard to San Clemente (California) | 5,758.12 mi (9,266.80 km) |
