Convert centimeter to millimeter
1 cm = 10 mm
1 cm = 10 mm
1 cm in every length unit
| Planck length | 6.1871e+32 lP |
| femtometer | 10,000,000,000,000 fm |
| picometer | 10,000,000,000 pm |
| bohr radius | 188,970,000 a0 |
| angstrom | 100,000,000 Å |
| nanometer | 10,000,000 nm |
| micrometer | 10,000 μm |
| thou | 393.7 thou |
| point | 28.346 pt |
| millimeter | 10 mm |
| pica | 2.3622 pc |
| centimeter | 1 cm |
| inch | 0.3937 in |
| decimeter | 0.1 dm |
| hand | 0.098425 hh |
| link | 0.04971 li |
| foot | 0.032808 ft |
| US survey foot | 0.032808 ftUS |
| yard | 0.010936 yd |
| meter | 0.01 m |
| fathom | 0.0054681 ftm |
| rod | 0.0019884 rd |
| chain | 0.0004971 ch |
| cable length | 0.000053996 cb |
| furlong | 0.00004971 fur |
| kilometer | 0.00001 km |
| mile | 0.0000062137 mi |
| nautical mile | 0.0000053996 nmi |
| league | 0.0000020712 lea |
| megameter | 1.0000e-08 Mm |
| Earth radius | 1.5696e-09 REarth |
| light-second | 3.3356e-11 ls |
| lunar distance | 2.6015e-11 LD |
| solar radius | 1.4374e-11 Rsun |
| light-minute | 5.5594e-13 lmin |
| astronomical unit | 6.6846e-14 AU |
| light-year | 1.0570e-18 ly |
| parsec | 3.2408e-19 pc |
| kiloparsec | 3.2408e-22 kpc |
| megaparsec | 3.2408e-25 Mpc |
| gigaparsec | 3.2408e-28 Gpc |
How the conversion works
Multiply by 10 to go from centimeter to millimeter, or divide by it to go back. Every conversion on this site routes through the SI value (m) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? millimeter to centimeter — 1 mm = 0.1 cm.
centimeter to millimeter — common values
| 1 cm | 10 mm |
| 2 cm | 20 mm |
| 3 cm | 30 mm |
| 5 cm | 50 mm |
| 10 cm | 100 mm |
| 15 cm | 150 mm |
| 20 cm | 200 mm |
| 25 cm | 250 mm |
| 50 cm | 500 mm |
| 75 cm | 750 mm |
| 100 cm | 1,000 mm |
| 250 cm | 2,500 mm |
| 500 cm | 5,000 mm |
| 1000 cm | 10,000 mm |