Question

I m moving n my child social security number is packed up so can I get it from my previous year taxes

I claim him on my prior year taxes but I can't find it in my taxes

Employee

It should be on your prior year tax returns. How to Access prior year online returns
https://ttlc.intuit.com/community/prior-year-return/help/how-do-i-access-my-prior-year-return/00/27010

If you can't get the side menus to open up to access the prior year..... You need to start entering some basic Personal Info in 2022 for the side menu to open up. Just continue a little ways into 2022.