| Arecibo to Solofra | 4,962.67 mi (7,986.64 km) |
| Arecibo to Somma Lombardo | 4,619.30 mi (7,434.05 km) |
| Arecibo to Somma Vesuviana | 4,940.92 mi (7,951.64 km) |
| Arecibo to Sommacampagna | 4,724.45 mi (7,603.26 km) |
| Arecibo to Sona | 4,723.45 mi (7,601.65 km) |
| Arecibo to Sondrio | 4,673.41 mi (7,521.12 km) |
| Arecibo to Sora | 4,890.33 mi (7,870.23 km) |
| Arecibo to Sorbolo | 4,708.09 mi (7,576.95 km) |
| Arecibo to Soresina | 4,676.97 mi (7,526.86 km) |
| Arecibo to Sorisole | 4,665.14 mi (7,507.81 km) |
| Arecibo to Sorrento | 4,940.22 mi (7,950.52 km) |
| Arecibo to Sorso | 4,637.52 mi (7,463.36 km) |
| Arecibo to Sortino | 5,014.81 mi (8,070.56 km) |
| Arecibo to Soverato Marina | 5,077.05 mi (8,170.72 km) |
| Arecibo to Sovicille | 4,756.81 mi (7,655.34 km) |
