There is no Washington state in the list of states. What should I do?

You do not need to enter anything for the state of Washington. 

 

Washington does not impose income taxes. Therefore, there are no Washington state income tax forms. 

 

If you are a resident of Washington, you can leave box 15 blank as you would not have any reporting requirements there. 

 

Washington income taxes 

As long as there is nothing (or 0) in box 14, just leave boxes 15 and 16 blank at the 1099-R screen, even if your paper copy has something in them.