| Mountain Ash to Sonneberg | 637.83 mi (1,026.49 km) |
| Mountain Ash to Sonsbeck | 418.01 mi (672.72 km) |
| Mountain Ash to Sonthofen | 674.67 mi (1,085.78 km) |
| Mountain Ash to Spaichingen | 593.29 mi (954.80 km) |
| Mountain Ash to Spelle | 463.10 mi (745.28 km) |
| Mountain Ash to Spenge | 506.05 mi (814.41 km) |
| Mountain Ash to Speyer | 543.38 mi (874.49 km) |
| Mountain Ash to Spiesen-Elversberg | 489.52 mi (787.80 km) |
| Mountain Ash to Spremberg | 759.86 mi (1,222.88 km) |
| Mountain Ash to Springe | 551.11 mi (886.93 km) |
| Mountain Ash to Sprockhovel | 457.05 mi (735.55 km) |
| Mountain Ash to Stade | 554.22 mi (891.93 km) |
| Mountain Ash to Stadtallendorf | 538.53 mi (866.69 km) |
| Mountain Ash to Stadthagen | 536.51 mi (863.43 km) |
| Mountain Ash to Stadtlohn | 439.65 mi (707.54 km) |
