| Llanelli to Sentrupert | 956.60 mi (1,539.50 km) |
| Llanelli to Sevnica | 964.25 mi (1,551.81 km) |
| Llanelli to Sezana | 917.08 mi (1,475.90 km) |
| Llanelli to Skocjan | 967.39 mi (1,556.87 km) |
| Llanelli to Skofja Loka | 917.55 mi (1,476.65 km) |
| Llanelli to Skofljica | 935.33 mi (1,505.27 km) |
| Llanelli to Slovenj Gradec | 937.56 mi (1,508.86 km) |
| Llanelli to Slovenska Bistrica | 962.16 mi (1,548.44 km) |
| Llanelli to Slovenske Konjice | 957.65 mi (1,541.19 km) |
| Llanelli to Smarje | 965.38 mi (1,553.63 km) |
| Llanelli to Smarjeske Toplice | 966.14 mi (1,554.85 km) |
| Llanelli to Smartno | 944.22 mi (1,519.58 km) |
| Llanelli to Smartno | 941.80 mi (1,515.67 km) |
| Llanelli to Sodrazica | 945.93 mi (1,522.32 km) |
| Llanelli to Solcava | 924.61 mi (1,488.02 km) |
