Psychologists and Psychiatrists in Chesterfield, SC Name: Tri County Mental Health Center Address: 207 Commerce Drive City: Chesterfield State: South Carolina Zipcode: 29709 Local Number: (843)454-0825 Name: Tri-County Mental Health Center Address: 207 Commerce Avenue City: Chesterfield State: South Carolina Zipcode: 29709 Local Number: (843)623-2229