| Naples to Siran | 1,303.14 mi (2,097.20 km) |
| Naples to Sirnak | 1,521.43 mi (2,448.50 km) |
| Naples to Sirvan | 1,488.02 mi (2,394.73 km) |
| Naples to Sivas | 1,198.80 mi (1,929.28 km) |
| Naples to Sivasli | 835.67 mi (1,344.88 km) |
| Naples to Siverek | 1,352.47 mi (2,176.59 km) |
| Naples to Sivrice | 1,338.97 mi (2,154.87 km) |
| Naples to Sivrihisar | 916.60 mi (1,475.12 km) |
| Naples to Sogut | 838.67 mi (1,349.71 km) |
| Naples to Sogutlu | 846.99 mi (1,363.11 km) |
| Naples to Soke | 734.41 mi (1,181.91 km) |
| Naples to Solhan | 1,421.00 mi (2,286.88 km) |
| Naples to Soma | 715.30 mi (1,151.17 km) |
| Naples to Sorgun | 1,102.68 mi (1,774.59 km) |
| Naples to Suhut | 879.64 mi (1,415.64 km) |
