The Harrahs with paper inlay was a roulette chip. The edges may beat up due to use or abuse.

The Regency was a card room in Southern California (Bell, CA) and has been long closed.
The previous owner was the Bell Club, and the owner after was the Jackpot Casino.
The low denomination chips are fairly common. The large denominations are not rare.
Their big competitors are Bicycle and Commerce Casinos.

Artichoke Joes was a card room in Northern California (San Bruno, CA).
I don't know if its closed. It use to be an active club, but recently fell on hard times.
Their big competitors Lucky Chances and Bay 101 have scooped up all the big players.