EVERYDAY
Length
Distance, height, thickness and astronomical length.
Try a decimal, 1e-9, 1/3, or 5 1/2.
ResultftUS → mmConvert U.S. survey foot to millimetre
EVERYDAY · ENGINEERING · SCIENCE
Unit conversion. Made clear.
Start with a familiar unit, type a value, and get a dependable answer with sensible precision. Fractions and scientific notation are welcome.
520units ready to convert
HOW IT IS CALCULATED
Convert through metre
Enter a U.S. survey foot value to calculate millimetre with full internal precision before display rounding.
Display precisionAuto · 12 significant digits
Auto keeps up to 12 significant digits, trims unnecessary zeroes, and switches to scientific notation for extreme magnitudes.
QUICK REFERENCE
All units in this quantity
| Unit | Symbol | Converted value |
|---|---|---|
| quectometrefrom ftUS | qm | Interactive |
| rontometrefrom ftUS | rm | Interactive |
| yoctometrefrom ftUS | ym | Interactive |
| zeptometrefrom ftUS | zm | Interactive |
| attometrefrom ftUS | am | Interactive |
| femtometrefrom ftUS | fm | Interactive |
| picometrefrom ftUS | pm | Interactive |
| nanometrefrom ftUS | nm | Interactive |
| ångströmfrom ftUS | Å | Interactive |
| micrometrefrom ftUS | µm | Interactive |
| millimetrefrom ftUS | mm | Interactive |
| centimetrefrom ftUS | cm | Interactive |
| decimetrefrom ftUS | dm | Interactive |
| metrefrom ftUS | m | Interactive |
| decametrefrom ftUS | dam | Interactive |
| hectometrefrom ftUS | hm | Interactive |
| kilometrefrom ftUS | km | Interactive |
| megametrefrom ftUS | Mm | Interactive |
| gigametrefrom ftUS | Gm | Interactive |
| terametrefrom ftUS | Tm | Interactive |
| petametrefrom ftUS | Pm | Interactive |
| exametrefrom ftUS | Em | Interactive |
| zettametrefrom ftUS | Zm | Interactive |
| yottametrefrom ftUS | Ym | Interactive |
| ronnametrefrom ftUS | Rm | Interactive |
| quettametrefrom ftUS | Qm | Interactive |
| thou / milfrom ftUS | mil | Interactive |
| inchfrom ftUS | in | Interactive |
| footfrom ftUS | ft | Interactive |
| yardfrom ftUS | yd | Interactive |
| chainfrom ftUS | ch | Interactive |
| furlongfrom ftUS | fur | Interactive |
| international milefrom ftUS | mi | Interactive |
| nautical milefrom ftUS | nmi | Interactive |
| U.S. survey footfrom ftUS | ftUS | Interactive |
| typographic pointfrom ftUS | pt | Interactive |
| astronomical unitfrom ftUS | au | Interactive |
| light-secondfrom ftUS | ls | Interactive |
| light-yearfrom ftUS | ly | Interactive |
| parsecfrom ftUS | pc | Interactive |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.