English abbreviations from rtam to rtcc
- RTAM (Railway Tourism Association Malaysia)
- RTAO (Real Truth About Obama)
- RTAP (Residential Traffic Administration Program)
- RTAR (Royal TAnk Regiment)
- RTARF (Royal Thai ARmed Forces)
- RTAS (Reiki Tummo Association Singapore)
- RTAT (Real Time Action Traffic)
- RTAV (Real-Time Audio-Video)
- RTAW (RealTime-At-Work)
- RTB (Return To Base)
- RTBF (Radio-Télévision belge de la Communauté française)
- RTBM (Real-Time Buffer Management)
- RTBT (Resonant Tunneling Bipolar Transistor)
- RTC (Recruit Training Command, Great Lakes, Illinois)
- RTCA (RTCA, Inc.)
- RTCC (Remote Tap Change Circuit)