The 58- number is the federal EIN. That should be all you need. 

You may want to bookmark this for future reference https://www.atxcommunity.com/topic/14415-please-provide-your-states-ein-and-address-that-would-be-sh...

I think some other users have indicated all 9s will work. It would be nice if PS would just get rid of this, as it really is only necessary if there is withholding.