| Waltham to Krosno Odrzanskie | 3,863.11 mi (6,217.07 km) |
| Waltham to Krotoszyn | 3,962.40 mi (6,376.87 km) |
| Waltham to Kruszwica | 3,962.71 mi (6,377.36 km) |
| Waltham to Krynica | 4,175.09 mi (6,719.15 km) |
| Waltham to Krzeszowice | 4,098.77 mi (6,596.34 km) |
| Waltham to Kudowa-Zdroj | 3,958.27 mi (6,370.22 km) |
| Waltham to Kutno | 4,015.79 mi (6,462.80 km) |
| Waltham to Kwidzyn | 3,949.57 mi (6,356.22 km) |
| Waltham to Lancut | 4,199.33 mi (6,758.18 km) |
| Waltham to Lapy | 4,116.74 mi (6,625.26 km) |
| Waltham to Lask | 4,029.15 mi (6,484.28 km) |
| Waltham to Laziska Gorne | 4,068.33 mi (6,547.35 km) |
| Waltham to Lebork | 3,881.03 mi (6,245.91 km) |
| Waltham to Leczna | 4,177.93 mi (6,723.72 km) |
| Waltham to Leczyca | 4,015.90 mi (6,462.96 km) |
