CSX Customer News Service Bulletin - Brooks, Ky. CSX Transportation is rerouting north- and south-bound traffic around a significant derailment in the Louisville, Ky., area. We will be rerouting traffic flows between Louisville and Nashville, in addition to traffic between Louisville and Cincinnati. We are working to restore normal service as soon as possible. For more information, contact Customer Service at 1-877-ShipCSX (1-877-744-7279), option 5, option 6.