Question: red dead redemption 2 where to play poker?
Answer: Valentine. Poker can be played in the Saloon of Valentine.
Flatneck Station. Pokers becomes available at Flatneck station near your Chapter 2 camp after completing Main Mission “Who is Not without Sin” (Chapter 2). ... 
Saint Denis. The third location is in the Saloon of Saint Denis:
Blackwater. ... 
Tumbleweed.