Get your taxes done using TurboTax

@Iamblessed  On the back of your 1099R it should have the instructions for each box and list all the codes.  If you don't have it here is the blank 1099R.  Scroll through the pages to see all the codes.  They are on pages 7 & 9

https://www.irs.gov/pub/irs-pdf/f1099r_19.pdf