Contact Information

Email Address: store.support@duolingo.com

Company Address

• Headquarters : 5900 Penn Avenue Pittsburgh, PA 15206
• USA : 10925 Weyburn Ave, Los Angeles, California 90024, USA
• Hong Kong (Worldwide Sourcing Solutions Limited) : 10/F., Guangdong Investment Tower, 148 Connaught Road Central, Hong Kong

Operating Hours: 8:00 AM - 5:00 PM PST