| Boulder to Savignano sul Rubicone | 5,452.58 mi (8,775.08 km) |
| Boulder to Savona | 5,305.04 mi (8,537.63 km) |
| Boulder to Scafati | 5,695.35 mi (9,165.77 km) |
| Boulder to Scalea | 5,788.37 mi (9,315.48 km) |
| Boulder to Scandiano | 5,368.80 mi (8,640.25 km) |
| Boulder to Scandicci | 5,427.48 mi (8,734.69 km) |
| Boulder to Schio | 5,336.75 mi (8,588.67 km) |
| Boulder to Sciacca | 5,809.05 mi (9,348.76 km) |
| Boulder to Scicli | 5,905.47 mi (9,503.94 km) |
| Boulder to Scordia | 5,884.65 mi (9,470.42 km) |
| Boulder to Scorze | 5,369.06 mi (8,640.68 km) |
| Boulder to Sedico | 5,341.76 mi (8,596.73 km) |
| Boulder to Sedriano | 5,265.76 mi (8,474.41 km) |
| Boulder to Segni | 5,595.00 mi (9,004.28 km) |
| Boulder to Segrate | 5,276.86 mi (8,492.29 km) |
