| Potomac to Antwerp | 3,856.45 mi (6,206.35 km) |
| Potomac to Anzegem | 3,828.92 mi (6,162.05 km) |
| Potomac to Ardooie | 3,813.61 mi (6,137.40 km) |
| Potomac to Arendonk | 3,881.30 mi (6,246.36 km) |
| Potomac to Arlon | 3,954.72 mi (6,364.50 km) |
| Potomac to Asse | 3,856.50 mi (6,206.43 km) |
| Potomac to Assebroek | 3,810.52 mi (6,132.44 km) |
| Potomac to Assenede | 3,829.87 mi (6,163.59 km) |
| Potomac to Ath | 3,846.15 mi (6,189.78 km) |
| Potomac to Aubange | 3,957.45 mi (6,368.90 km) |
| Potomac to Avelgem | 3,829.00 mi (6,162.18 km) |
| Potomac to Awans | 3,913.68 mi (6,298.45 km) |
| Potomac to Aywaille | 3,927.38 mi (6,320.51 km) |
| Potomac to Balen | 3,887.88 mi (6,256.94 km) |
| Potomac to Bassenge | 3,917.09 mi (6,303.95 km) |
