You should have gotten an instruction page showing where to mail your information when you printed your returns.

For Federal, see the following & click on the State you live in, then choose the mailing address for your return, there will be an address if you are receiving a refund, & another mailing address if you are including a payment.

Where to File Paper Tax Returns With or Without a Payment

https://www.irs.gov/filing/where-to-file-paper-tax-returns-with-or-without-a-payment

If you need to mail a State tax return, you can check your State's website for their mailing address.  Or, you can let me know what State you live, & I can get you the State tax return mailing address.