Join Date: Nov 2001
Location: USA, JPN, GBR
Programs: A3, AA, AC, AS, DL, NH, SQ, SK, UA; BW, CP, HH, IHG, MB
Posts: 2,027
When you check in with a human or a chicken, you can ask for an itin and receipt, both of which will be printed on cardstock. (IME, if you ask an agent for one, the other will also print).
As for your PDX-ORD leg, I would assume that you would be in domestic F.