Thanks for getting into looking at the bottoms of the cups.

The Golden Nugget cup was printed by Lily Tulip. A division of Owens-Illinois. NY NY
The Golden Gate......Sweatheart Cup....a Division of Maryland Cup Co. Baltimore, MD
Jackpot Casino...........Solo Chicago, Illinois ( a smidge smaller than the other cups)
Four Queens..............Solo Chicago, Illinois
I believe the others are all Solo....