| Houghton Regis to Kothen | 530.74 mi (854.14 km) |
| Houghton Regis to Kranenburg | 278.82 mi (448.72 km) |
| Houghton Regis to Krefeld | 306.64 mi (493.48 km) |
| Houghton Regis to Kressbronn am Bodensee | 540.46 mi (869.78 km) |
| Houghton Regis to Kreuzau | 313.13 mi (503.93 km) |
| Houghton Regis to Kreuztal | 371.21 mi (597.41 km) |
| Houghton Regis to Kriftel | 410.45 mi (660.55 km) |
| Houghton Regis to Kronach | 526.60 mi (847.49 km) |
| Houghton Regis to Kronberg | 409.36 mi (658.80 km) |
| Houghton Regis to Kronshagen | 470.25 mi (756.79 km) |
| Houghton Regis to Krumbach | 544.18 mi (875.78 km) |
| Houghton Regis to Kulmbach | 533.99 mi (859.38 km) |
| Houghton Regis to Kummersbruck | 569.16 mi (915.97 km) |
| Houghton Regis to Kunzell | 452.49 mi (728.21 km) |
| Houghton Regis to Kunzelsau | 482.44 mi (776.41 km) |
