| Diamond Bar to Krosno Odrzanskie | 5,847.53 mi (9,410.68 km) |
| Diamond Bar to Krotoszyn | 5,926.41 mi (9,537.64 km) |
| Diamond Bar to Kruszwica | 5,892.56 mi (9,483.16 km) |
| Diamond Bar to Krynica | 6,143.27 mi (9,886.64 km) |
| Diamond Bar to Krzeszowice | 6,069.10 mi (9,767.27 km) |
| Diamond Bar to Kudowa-Zdroj | 5,965.14 mi (9,599.97 km) |
| Diamond Bar to Kutno | 5,942.67 mi (9,563.80 km) |
| Diamond Bar to Kwidzyn | 5,846.92 mi (9,409.70 km) |
| Diamond Bar to Lancut | 6,135.96 mi (9,874.87 km) |
| Diamond Bar to Lapy | 5,979.76 mi (9,623.49 km) |
| Diamond Bar to Lask | 5,973.67 mi (9,613.69 km) |
| Diamond Bar to Laziska Gorne | 6,048.54 mi (9,734.18 km) |
| Diamond Bar to Lebork | 5,773.39 mi (9,291.38 km) |
| Diamond Bar to Leczna | 6,078.70 mi (9,782.72 km) |
| Diamond Bar to Leczyca | 5,949.12 mi (9,574.18 km) |
