Perhaps you were looking for one of these?

• DAT Delta Alaska Terminal
• DCSU Delta Conteneur Service
• DELTAWESTE DELTAWESTE
• DELTIC DELTIC
• DSRR Delta Southern RR
• DTLX Delta Tank Line Company
• DVS Delta Valley and Southern Railway Compan
• MD C&J RAILROAD COMPANY D/B/A MISSISSIPPI DELTA RAILROAD
• LDRR Louisiana and Delta Railroad Incorporated