https://www.atxcommunity.com/topic/14415-please-provide-your-states-ein-and-address-that-would-be-sh...

The posting is old and some of the numbers have been changed, but it is a place to get a good guess from. 

@LeannaA the burden really belongs with the client to get a complete W-2 from their employer. We can perform only so much magic before we ...