| Porto Recanati to Siran | 1,324.90 mi (2,132.22 km) |
| Porto Recanati to Sirnak | 1,558.88 mi (2,508.78 km) |
| Porto Recanati to Sirvan | 1,522.22 mi (2,449.78 km) |
| Porto Recanati to Sivas | 1,228.92 mi (1,977.76 km) |
| Porto Recanati to Sivasli | 901.20 mi (1,450.34 km) |
| Porto Recanati to Siverek | 1,395.67 mi (2,246.11 km) |
| Porto Recanati to Sivrice | 1,376.18 mi (2,214.74 km) |
| Porto Recanati to Sivrihisar | 963.58 mi (1,550.73 km) |
| Porto Recanati to Sogut | 882.10 mi (1,419.60 km) |
| Porto Recanati to Sogutlu | 877.30 mi (1,411.87 km) |
| Porto Recanati to Soke | 819.63 mi (1,319.06 km) |
| Porto Recanati to Solhan | 1,449.90 mi (2,333.39 km) |
| Porto Recanati to Soma | 779.61 mi (1,254.66 km) |
| Porto Recanati to Sorgun | 1,136.09 mi (1,828.36 km) |
| Porto Recanati to Suhut | 941.28 mi (1,514.85 km) |
