| Diamond Bar to Manerbio | 6,061.07 mi (9,754.35 km) |
| Diamond Bar to Manfredonia | 6,443.60 mi (10,369.97 km) |
| Diamond Bar to Maniago | 6,098.71 mi (9,814.92 km) |
| Diamond Bar to Mantova | 6,092.93 mi (9,805.62 km) |
| Diamond Bar to Maranello | 6,128.13 mi (9,862.27 km) |
| Diamond Bar to Marano di Napoli | 6,429.02 mi (10,346.50 km) |
| Diamond Bar to Marano Vicentino | 6,084.33 mi (9,791.79 km) |
| Diamond Bar to Marcianise | 6,425.52 mi (10,340.87 km) |
| Diamond Bar to Marcon | 6,118.79 mi (9,847.25 km) |
| Diamond Bar to Mareno di Piave | 6,105.09 mi (9,825.19 km) |
| Diamond Bar to Margherita di Savoia | 6,465.58 mi (10,405.34 km) |
| Diamond Bar to Mariano Comense | 6,013.46 mi (9,677.73 km) |
| Diamond Bar to Marigliano | 6,435.78 mi (10,357.38 km) |
| Diamond Bar to Marino | 6,333.13 mi (10,192.19 km) |
| Diamond Bar to Marostica | 6,088.78 mi (9,798.95 km) |
