| Waltham to Kluczbork | 4,015.49 mi (6,462.31 km) |
| Waltham to Knurow | 4,059.64 mi (6,533.36 km) |
| Waltham to Kobylka | 4,079.37 mi (6,565.11 km) |
| Waltham to Kokoszki | 3,913.70 mi (6,298.49 km) |
| Waltham to Kolbuszowa | 4,175.11 mi (6,719.19 km) |
| Waltham to Kolno | 4,067.86 mi (6,546.59 km) |
| Waltham to Kolo | 3,989.86 mi (6,421.06 km) |
| Waltham to Kolobrzeg | 3,814.43 mi (6,138.73 km) |
| Waltham to Koluszki | 4,048.40 mi (6,515.27 km) |
| Waltham to Komorniki | 3,915.80 mi (6,301.87 km) |
| Waltham to Konin | 3,975.73 mi (6,398.32 km) |
| Waltham to Konskie | 4,090.52 mi (6,583.06 km) |
| Waltham to Konstancin-Jeziorna | 4,085.15 mi (6,574.41 km) |
| Waltham to Konstantynow Lodzki | 4,031.10 mi (6,487.43 km) |
| Waltham to Koronowo | 3,927.21 mi (6,320.23 km) |
