Ft to mm: Effortlessly convert feet to millimeters with

Effortlessly convert feet to millimeters with our fast and accurate online calculator. Simply enter the length in feet to get value in millimeters ( mm ).. Convert feet to millimeters ( ft to mm ) with the length conversion calculator, and learn the foot to millimeter formula. If we want to reverse convert Millimeter to Feet according to the Frequency units reference formula, 1 mm = 0.0032808398950131 ft. You can find automatic conversion rates in the table below. Feet+Inches ( ft +in) to millimeters ( mm ) conversion calculator and how to convert.