| North Potomac to Tours | 3,797.90 mi (6,112.12 km) |
| North Potomac to Trappes | 3,818.33 mi (6,145.00 km) |
| North Potomac to Treillieres | 3,698.59 mi (5,952.30 km) |
| North Potomac to Trelaze | 3,746.36 mi (6,029.19 km) |
| North Potomac to Trets | 4,131.50 mi (6,649.01 km) |
| North Potomac to Triel-sur-Seine | 3,813.25 mi (6,136.84 km) |
| North Potomac to Troyes | 3,918.71 mi (6,306.56 km) |
| North Potomac to Tulle | 3,902.94 mi (6,281.17 km) |
| North Potomac to Urrugne | 3,798.54 mi (6,113.17 km) |
| North Potomac to Ussel | 3,918.79 mi (6,306.68 km) |
| North Potomac to Vaires-sur-Marne | 3,842.61 mi (6,184.09 km) |
| North Potomac to Valbonne | 4,184.25 mi (6,733.90 km) |
| North Potomac to Valence | 4,050.62 mi (6,518.84 km) |
| North Potomac to Valenciennes | 3,840.94 mi (6,181.39 km) |
| North Potomac to Valentigney | 4,058.77 mi (6,531.97 km) |
