Full name: kilometre
Plural form: kilometres
Alternate spelling: kilometers
Category type: length
Scale factor: 1000
The SI base unit for length is the metre.
1 metre is equal to 0.001 kilometre.
Valid units must be of the length type.
You can use this form to select from known units:
A kilometre (American spelling: kilometer, symbol: km) is a unit of length equal to 1000 metres (from the Greek words khilia = thousand and metro = count/measure). It is approximately equal to 0.621 miles, 1094 yards or 3281 feet.
kilometre to linear foot
kilometre to pe [Portuguese]
kilometre to palm [Dutch]
kilometre to cape rood
kilometre to click [U.S. military]
kilometre to fuss [German]
kilometre to meile [geographische]
kilometre to beard-second
kilometre to mile [nautical, UK]
kilometre to link [Gunter, survey]