| Fitchburg to Krosno Odrzanskie | 3,875.36 mi (6,236.78 km) |
| Fitchburg to Krotoszyn | 3,974.42 mi (6,396.21 km) |
| Fitchburg to Kruszwica | 3,974.01 mi (6,395.55 km) |
| Fitchburg to Krynica | 4,187.60 mi (6,739.29 km) |
| Fitchburg to Krzeszowice | 4,111.19 mi (6,616.32 km) |
| Fitchburg to Kudowa-Zdroj | 3,971.19 mi (6,391.01 km) |
| Fitchburg to Kutno | 4,027.15 mi (6,481.06 km) |
| Fitchburg to Kwidzyn | 3,960.18 mi (6,373.29 km) |
| Fitchburg to Lancut | 4,211.25 mi (6,777.35 km) |
| Fitchburg to Lapy | 4,127.02 mi (6,641.79 km) |
| Fitchburg to Lask | 4,040.89 mi (6,503.18 km) |
| Fitchburg to Laziska Gorne | 4,080.89 mi (6,567.56 km) |
| Fitchburg to Lebork | 3,891.39 mi (6,262.58 km) |
| Fitchburg to Leczna | 4,189.08 mi (6,741.67 km) |
| Fitchburg to Leczyca | 4,027.38 mi (6,481.44 km) |
