Co-Op City (first appeared in The Running Man)

Co-Op City is mentioned in the following books:

The Dark Tower III: The Waste Lands (Aug 1991)

Eddie helps Jake get back to Roland.

“How will I find you? Jake was suddenly terrified that the boy would melt away completely before he could say everything Jake needed to hear. No problem, the boy said. His voice had taken on a queer, chiming echo. Just take the subway to Co-Op City. You’ll find me.”
- Book 1 / Part III / Chapter 2