HLS

• HIS (disambiguation)
• HL (disambiguation)
• HLS Ost
• HLS color space
• HTTP Live Streaming
• Harlington Locomotive Society
• Harvard Law School
• Helen Lowry Higher Secondary School
• High-level synthesis
• Highlands Latin School
• Hilsea railway station
• Himalayan Languages Symposium
• Historical Dictionary of Switzerland
• Holy See
• Human Landing System
• Huntingdon Life Sciences
• List of defunct airlines of Haiti
• Lockheed C-5 Galaxy
• St Helens Airport
• Starship HLS