| North Potomac to Savignano sul Rubicone | 4,404.41 mi (7,088.22 km) |
| North Potomac to Savona | 4,227.59 mi (6,803.64 km) |
| North Potomac to Scafati | 4,616.96 mi (7,430.28 km) |
| North Potomac to Scalea | 4,708.54 mi (7,577.66 km) |
| North Potomac to Scandiano | 4,313.91 mi (6,942.56 km) |
| North Potomac to Scandicci | 4,363.91 mi (7,023.04 km) |
| North Potomac to Schio | 4,305.06 mi (6,928.33 km) |
| North Potomac to Sciacca | 4,673.28 mi (7,520.92 km) |
| North Potomac to Scicli | 4,774.76 mi (7,684.24 km) |
| North Potomac to Scordia | 4,761.96 mi (7,663.63 km) |
| North Potomac to Scorze | 4,341.54 mi (6,987.04 km) |
| North Potomac to Sedico | 4,322.83 mi (6,956.93 km) |
| North Potomac to Sedriano | 4,210.74 mi (6,776.54 km) |
| North Potomac to Segni | 4,516.45 mi (7,268.53 km) |
| North Potomac to Segrate | 4,224.62 mi (6,798.87 km) |
