Kilometer to Millimeter Converter - Length Converter

Use our Kilometer to Millimeter converter to convert Kilometer to Millimeter. Both Kilometer and Millimeter are units of Length. Convert quickly and easily between Kilometer and Millimeter using this conversion tool. You can also use our Length Converter to convert to various other units of Length.

Also learn How to Convert Kilometer and Millimeter using this Kilometer and Millimeter conversion tool to other Length units.

Select the current unit in the left column, the desired unit in the right column, and enter a value in the left column to generate the resulting conversion.

Formuladivide the Length value by 1e+6

Kilometer Length Unit Conversion chart

Check out this Length Converter conversion table to find out what the conversion factors are between the various Length units:

Complete list of Length units for conversion, see how much 1 Kilometer is equivalent to in the below units.

1 Kilometer is equal to

UnitSymbolValue (1 Kilometer =)
Kilometerkm1
Meterm1000
Decimeterdm10000
Centimetercm100000
Millimetermm1000000
Micrometerμm1000000000
Nanometernm1e+12
Furlongfur0.621371192237
Milemi0.621371192237
Yardyd1093.61329834
Footft3280.83989501
Inchin39370.0787402
Thou (mil)thou or mil39370078.7402
Light Yearly1.05699306613e-13
Kilometer to Millimeter conversion table
KilometerMillimeter
11000000
22000000
33000000
44000000
55000000
66000000
77000000
88000000
99000000
1010000000
2020000000
3030000000
4040000000
5050000000
6060000000
7070000000
8080000000
9090000000
100100000000

Common Length Conversions

Frequently Asked Questions

  • How can I use Length Converter?
    Select the current unit in the top column, the desired unit in the bottom column, and enter a value in the top left column to generate the resulting conversion.
  • What are the SI Units of Length?
    The SI unit of Length is km.
  • What are the different units of Length?
    The SI unit of Length is km. Alternatively, the Length can also be expressed in .