Thr
- HTC–Highroad
- List of airline codes (T)
- List of aviation, aerospace and aeronautical abbreviations
- Mehrabad International Airport
- Rana Tharu language
- THR (soldering)
- THR.fm
- Target heart rate
- The Hollywood Reporter
- Threonine
- Thrombin
- Thrr (disambiguation)
- Times-Herald Record
- Tobacco harm reduction
- Total hip replacement
- WTHR