| Castro Valley to Kothen | 5,661.41 mi (9,111.16 km) |
| Castro Valley to Kranenburg | 5,506.52 mi (8,861.89 km) |
| Castro Valley to Krefeld | 5,546.15 mi (8,925.67 km) |
| Castro Valley to Kressbronn am Bodensee | 5,833.78 mi (9,388.57 km) |
| Castro Valley to Kreuzau | 5,575.64 mi (8,973.13 km) |
| Castro Valley to Kreuztal | 5,603.65 mi (9,018.21 km) |
| Castro Valley to Kriftel | 5,665.44 mi (9,117.64 km) |
| Castro Valley to Kronach | 5,731.78 mi (9,224.41 km) |
| Castro Valley to Kronberg | 5,660.81 mi (9,110.20 km) |
| Castro Valley to Kronshagen | 5,472.17 mi (8,806.61 km) |
| Castro Valley to Krumbach | 5,818.26 mi (9,363.59 km) |
| Castro Valley to Kulmbach | 5,742.43 mi (9,241.54 km) |
| Castro Valley to Kummersbruck | 5,792.60 mi (9,322.28 km) |
| Castro Valley to Kunzell | 5,672.82 mi (9,129.52 km) |
| Castro Valley to Kunzelsau | 5,742.27 mi (9,241.29 km) |
