Steinbeck "The Grapes of Wrath"
Any Faulkner(catches 'The South" so well..and that place is always interesting in novels).
Theodore Dreiser "An American Tragedy"
Henry Miller 'Tropic of Cancer"
Jack Kerouac "On The Road"
Harper Lee "To Kill a Mockingbird"
Sherwood Anderson "Winesburg, Ohio"
just a few that come to mind.