Kilometers (km) to Millimeters (mm) Conversion

Round:
Enter Kilometer
Enter Millimeter

How many millimeters (mm) in a kilometer (km)?

1 km = 1000000 mm. To convert kilometers to millimeters, multiply the kilometer value by 1000000.

1 Kilometer = 1000000 Millimeters

How many kilometers in a millimeter?

1 mm = 0.000001 km. To convert millimeters to kilometers, multiply the millimeter value by 0.000001 or divide by 1000000.

1 Millimeter = 0.000001 Kilometer

What is Kilometer?

Kilometer (kilometre) is a metric system length unit. 1 Kilometer is equal to 1000000 millimeters. The symbol is "km".

What is Millimeter?

Millimeter (millimetre) is a metric system length unit. 1 Millimeter is equal to 0.000001 kilometer. The symbol is "mm".

Create Conversion Table
Click "Create Table". Enter a "Start" value (5, 100 etc). Select an "Increment" value (0.01, 5 etc) and select "Accuracy" to round the result.