Contact
A real person reads this. Corrections to the numbers are the most useful thing you can send.
If you're writing about a figure that looks wrong, say which home size or which item and what you'd expect instead. That's enough for us to check it against the source data and fix it if you're right.
Who runs this
whatsizestorage.com is built and operated by FourFold Labs LLC, a software company. More about the company at fourfoldlabs.com.
Our other moving tool is howmanyboxes.com, which counts the boxes you'll need rather than the space to put them in.
Press and business
Same address. Mention what you're after in the subject line and it'll get to the right person faster.