Here's mine:
Caesars
All over, mostly chips up to $100. Few if any other items.

Nevada Bicentennial Items
All chips, tokens and anything else from a casino with a bicentennial subject.

Atlantic City
All chips up to $20. Just a few $25's and $100's from Caesars and B'walk Regency.

Las Vegas Strip
House chips.

Mississippi
All chips up to $5 from all over the state along with the $25's from Tunica only.

Mob-era Cuba
All chips known.

Horse Racing and Halloween Chips
Chips from anywhere that deal with these subjects.