| Potomac to Sint-Gillis-bij-Dendermonde | 3,849.65 mi (6,195.42 km) |
| Potomac to Sint-Gillis-Waas | 3,845.07 mi (6,188.04 km) |
| Potomac to Sint-Job-in-'t-Goor | 3,861.03 mi (6,213.73 km) |
| Potomac to Sint-Joost-ten-Node | 3,865.20 mi (6,220.44 km) |
| Potomac to Sint-Katelijne-Waver | 3,865.68 mi (6,221.21 km) |
| Potomac to Sint-Kruis | 3,810.23 mi (6,131.97 km) |
| Potomac to Sint-Lievens-Houtem | 3,842.58 mi (6,184.03 km) |
| Potomac to Sint-Martens-Lennik | 3,857.04 mi (6,207.30 km) |
| Potomac to Sint-Michiels | 3,809.59 mi (6,130.94 km) |
| Potomac to Sint-Niklaas | 3,847.00 mi (6,191.15 km) |
| Potomac to Sint-Pieters-Leeuw | 3,861.52 mi (6,214.52 km) |
| Potomac to Sint-Truiden | 3,898.40 mi (6,273.87 km) |
| Potomac to Soignies | 3,859.65 mi (6,211.51 km) |
| Potomac to Soumagne | 3,926.60 mi (6,319.25 km) |
| Potomac to Spa | 3,934.56 mi (6,332.07 km) |
