Kilometers
What is a kilometer? One kilometer equals exactly 1,000 m. Convert km to mm, cm, m and 14 more units.
About these units
One kilometer equals exactly 1,000 m.
Also known as
km · kilometer · kilometers · kilometre · kilometres
Source: BIPM SI Brochure, 9th edition — SI prefixes and accepted non-SI units
Related conversions
kilometers to mileskilometers to centimeterskilometers to incheskilometers to feetkilometers to meterskilometers to millimeterskilometers to yardskilometers to angstromskilometers to astronomical unitskilometers to decimeterskilometers to fathomskilometers to furlongskilometers to light-yearskilometers to milskilometers to nanometerskilometers to nautical mileskilometers to micrometers
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