| North Potomac to Roeselare | 3,809.79 mi (6,131.26 km) |
| North Potomac to Ronse | 3,834.05 mi (6,170.32 km) |
| North Potomac to Rotselaar | 3,873.84 mi (6,234.35 km) |
| North Potomac to Rumst | 3,858.57 mi (6,209.77 km) |
| North Potomac to Saint-Ghislain | 3,850.56 mi (6,196.89 km) |
| North Potomac to Saint-Nicolas | 3,915.44 mi (6,301.29 km) |
| North Potomac to Saint-Vith | 3,949.21 mi (6,355.64 km) |
| North Potomac to Scherpenheuvel | 3,882.85 mi (6,248.84 km) |
| North Potomac to Schilde | 3,860.74 mi (6,213.26 km) |
| North Potomac to Schoten | 3,857.63 mi (6,208.26 km) |
| North Potomac to Seneffe | 3,866.06 mi (6,221.83 km) |
| North Potomac to Seraing | 3,915.43 mi (6,301.28 km) |
| North Potomac to Sint-Amandsberg | 3,832.39 mi (6,167.64 km) |
| North Potomac to Sint-Andries | 3,805.86 mi (6,124.94 km) |
| North Potomac to Sint-Genesius-Rode | 3,864.48 mi (6,219.27 km) |
