| North Potomac to Saarijarvi | 4,221.08 mi (6,793.17 km) |
| North Potomac to Salo | 4,239.77 mi (6,823.26 km) |
| North Potomac to Sastamala | 4,201.15 mi (6,761.10 km) |
| North Potomac to Savonlinna | 4,350.64 mi (7,001.67 km) |
| North Potomac to Seinajoki | 4,151.37 mi (6,680.99 km) |
| North Potomac to Siilinjarvi | 4,272.86 mi (6,876.50 km) |
| North Potomac to Sipoo | 4,303.38 mi (6,925.63 km) |
| North Potomac to Sippola | 4,340.15 mi (6,984.79 km) |
| North Potomac to Sodankyla | 4,094.83 mi (6,590.00 km) |
| North Potomac to Somero | 4,242.91 mi (6,828.30 km) |
| North Potomac to Sotkamo | 4,253.27 mi (6,844.98 km) |
| North Potomac to Tampere | 4,220.45 mi (6,792.15 km) |
| North Potomac to Tornio | 4,087.15 mi (6,577.64 km) |
| North Potomac to Turku | 4,212.07 mi (6,778.67 km) |
| North Potomac to Tuusula | 4,294.86 mi (6,911.91 km) |
