| Potomac to Scarborough | 3,597.58 mi (5,789.74 km) |
| Potomac to Scartho | 3,624.37 mi (5,832.87 km) |
| Potomac to Scunthorpe | 3,601.66 mi (5,796.32 km) |
| Potomac to Seacombe | 3,511.00 mi (5,650.41 km) |
| Potomac to Seacroft | 3,565.18 mi (5,737.60 km) |
| Potomac to Seaford | 3,692.13 mi (5,941.91 km) |
| Potomac to Seaham | 3,550.76 mi (5,714.40 km) |
| Potomac to Sedgley | 3,563.76 mi (5,735.32 km) |
| Potomac to Selby | 3,581.22 mi (5,763.42 km) |
| Potomac to Selsey | 3,656.16 mi (5,884.02 km) |
| Potomac to Selston | 3,586.18 mi (5,771.40 km) |
| Potomac to Sevenoaks | 3,684.19 mi (5,929.14 km) |
| Potomac to Shanklin | 3,642.44 mi (5,861.94 km) |
| Potomac to Sheerness | 3,703.84 mi (5,960.76 km) |
| Potomac to Sheffield | 3,573.30 mi (5,750.67 km) |
