Metric
Kilometer (km)
Meter (m)
Decimeter (dm)
Centimeter (cm)
Micron
Millimeter (mm)
Angstrom
Fermi (fm)
British And American
League
Mile (mi)
US statute mile
Furlong (fur)
Chain (ch)
Rod (rd)
Yard (yd)
Foot (ft)
US survey foot
Inch (in)
Old Russian
Verst
Kosaya sazhen
Sazhen
Sea sazhen
Makhovaya sazhen
Arshin
Ell
Vershok
Nautical
Circle
Sea league
Degree
Nautical mile
Cable
Fathom
Astronomical
Parsec
Light year
Astronomical unit (AU)
Light minute
Light second