| Herndon to Sonneberg | 4,160.40 mi (6,695.51 km) |
| Herndon to Sonsbeck | 3,934.79 mi (6,332.44 km) |
| Herndon to Sonthofen | 4,213.07 mi (6,780.28 km) |
| Herndon to Spaichingen | 4,131.69 mi (6,649.31 km) |
| Herndon to Spelle | 3,957.15 mi (6,368.42 km) |
| Herndon to Spenge | 4,003.02 mi (6,442.24 km) |
| Herndon to Speyer | 4,081.77 mi (6,568.97 km) |
| Herndon to Spiesen-Elversberg | 4,028.84 mi (6,483.79 km) |
| Herndon to Spremberg | 4,246.40 mi (6,833.92 km) |
| Herndon to Springe | 4,041.93 mi (6,504.85 km) |
| Herndon to Sprockhovel | 3,975.91 mi (6,398.61 km) |
| Herndon to Stade | 4,000.22 mi (6,437.73 km) |
| Herndon to Stadtallendorf | 4,060.93 mi (6,535.44 km) |
| Herndon to Stadthagen | 4,025.63 mi (6,478.63 km) |
| Herndon to Stadtlohn | 3,945.70 mi (6,350.00 km) |
