The name of the local diner in the series "Riverdale" is "Pop's Chock'lit Shoppe." It is a popular hangout spot for the characters in the show, especially the main group of friends: Archie, Betty, Veronica, and Jughead.
Pop's Chock'lit Shoppe is a classic-style diner with a nostalgic and retro atmosphere. It serves as a central meeting place for the characters, where they gather to discuss their latest investigations, relationships, and other important events happening in their lives.
The diner is owned by Pop Tate, a friendly and kind-hearted man who is often seen interacting with the characters and providing them with advice and support. Pop's Chock'lit Shoppe becomes an iconic location in "Riverdale," and it holds sentimental value for the characters and fans alike.