| Castro Valley to Kelkheim (Taunus) | 5,661.96 mi (9,112.04 km) |
| Castro Valley to Kelsterbach | 5,668.33 mi (9,122.29 km) |
| Castro Valley to Kemberg | 5,677.03 mi (9,136.30 km) |
| Castro Valley to Kempen | 5,540.42 mi (8,916.44 km) |
| Castro Valley to Kempten | 5,845.81 mi (9,407.92 km) |
| Castro Valley to Kenzingen | 5,749.78 mi (9,253.38 km) |
| Castro Valley to Kerpen | 5,574.53 mi (8,971.33 km) |
| Castro Valley to Ketsch | 5,706.64 mi (9,183.95 km) |
| Castro Valley to Kevelaer | 5,524.15 mi (8,890.26 km) |
| Castro Valley to Kiel | 5,474.07 mi (8,809.67 km) |
| Castro Valley to Kierspe | 5,583.89 mi (8,986.40 km) |
| Castro Valley to Kirchhain | 5,637.07 mi (9,071.99 km) |
| Castro Valley to Kirchheim bei Munchen | 5,859.49 mi (9,429.93 km) |
| Castro Valley to Kirchheim unter Teck | 5,771.25 mi (9,287.93 km) |
| Castro Valley to Kirchhundem | 5,599.48 mi (9,011.49 km) |
