| Potomac to Kelkheim (Taunus) | 4,048.77 mi (6,515.86 km) |
| Potomac to Kelsterbach | 4,054.25 mi (6,524.69 km) |
| Potomac to Kemberg | 4,163.68 mi (6,700.80 km) |
| Potomac to Kempen | 3,933.30 mi (6,330.04 km) |
| Potomac to Kempten | 4,197.75 mi (6,755.63 km) |
| Potomac to Kenzingen | 4,078.04 mi (6,562.97 km) |
| Potomac to Kerpen | 3,957.73 mi (6,369.34 km) |
| Potomac to Ketsch | 4,074.75 mi (6,557.67 km) |
| Potomac to Kevelaer | 3,920.77 mi (6,309.87 km) |
| Potomac to Kiel | 3,995.61 mi (6,430.31 km) |
| Potomac to Kierspe | 3,985.23 mi (6,413.61 km) |
| Potomac to Kirchhain | 4,047.76 mi (6,514.25 km) |
| Potomac to Kirchheim bei Munchen | 4,242.70 mi (6,827.96 km) |
| Potomac to Kirchheim unter Teck | 4,133.74 mi (6,652.60 km) |
| Potomac to Kirchhundem | 4,006.65 mi (6,448.08 km) |
