| Round Rock to Sonneberg | 5,365.91 mi (8,635.60 km) |
| Round Rock to Sonsbeck | 5,142.95 mi (8,276.78 km) |
| Round Rock to Sonthofen | 5,440.08 mi (8,754.97 km) |
| Round Rock to Spaichingen | 5,358.91 mi (8,624.33 km) |
| Round Rock to Spelle | 5,156.78 mi (8,299.03 km) |
| Round Rock to Spenge | 5,201.97 mi (8,371.76 km) |
| Round Rock to Speyer | 5,301.54 mi (8,532.01 km) |
| Round Rock to Spiesen-Elversberg | 5,251.69 mi (8,451.78 km) |
| Round Rock to Spremberg | 5,433.47 mi (8,744.32 km) |
| Round Rock to Springe | 5,237.47 mi (8,428.89 km) |
| Round Rock to Sprockhovel | 5,183.83 mi (8,342.57 km) |
| Round Rock to Stade | 5,184.54 mi (8,343.71 km) |
| Round Rock to Stadtallendorf | 5,268.49 mi (8,478.82 km) |
| Round Rock to Stadthagen | 5,221.21 mi (8,402.72 km) |
| Round Rock to Stadtlohn | 5,149.62 mi (8,287.51 km) |
