| Potomac to Tullinge | 4,120.88 mi (6,631.91 km) |
| Potomac to Tumba | 4,118.24 mi (6,627.66 km) |
| Potomac to Uddevalla | 3,949.77 mi (6,356.55 km) |
| Potomac to Ulricehamn | 4,015.56 mi (6,462.41 km) |
| Potomac to Umea | 4,051.38 mi (6,520.07 km) |
| Potomac to Upplands Vasby | 4,111.76 mi (6,617.23 km) |
| Potomac to Uppsala | 4,092.71 mi (6,586.59 km) |
| Potomac to Uppsala | 4,092.92 mi (6,586.92 km) |
| Potomac to Vallentuna | 4,116.49 mi (6,624.85 km) |
| Potomac to Vanersborg | 3,962.63 mi (6,377.24 km) |
| Potomac to Varberg | 3,993.08 mi (6,426.24 km) |
| Potomac to Vasteras | 4,065.73 mi (6,543.16 km) |
| Potomac to Vasterhaninge | 4,128.72 mi (6,644.54 km) |
| Potomac to Vastervik | 4,124.00 mi (6,636.93 km) |
| Potomac to Vaxjo | 4,088.81 mi (6,580.30 km) |
