Perhaps you were looking for one of these?

• AO Appalachian & Ohio
• APNC Appanoose County Community Railroad
• APPX Appalachian Railcar Services
• ELGX Trains Touristiques De Chaudiere-Appalaches
• APWX Appalachian Power Company
• CAIU Container Applications International
• CAXU Container Applications International Incorporated
• APPH APPH
• APPOMATTOX APPOMATTOX
• SAPP SAPP
• SARX Southern Appalachia RR Museum