Anthropic headquarters details
- City
- San Francisco
- State / region
- California
- ZIP / postal code
- 94115
- Country
- United States
- Phone
- +1 415 505 5563
- Founded
- 2021
- Website
- anthropic.com
Location map
Open in Google MapsAll Anthropic office locations
| City | State / region | Country | Type |
|---|---|---|---|
| San Francisco HQ | California | United States | Headquarters |
Showing the headquarters of 5 recorded locations. See every location in GraphIQ →
About Anthropic
Anthropic is headquartered in San Francisco, California, United States. Founded in 2021, the company has 5 recorded locations across 2+ countries and employs approximately 2,500 people worldwide.
Where is Anthropic's main office?
Anthropic's main headquarters office is located at San Francisco, California 94115, United States. This is the company's primary corporate address.
Anthropic regional offices
Beyond its headquarters in San Francisco, Anthropic has recorded locations in United States and United Kingdom.
Anthropic contact information
The main switchboard for Anthropic headquarters can be reached at +1 415 505 5563. Official website: anthropic.com.
What does Anthropic do?
Anthropic is an AI safety and research company that’s working to build reliable, interpretable, and steerable AI systems. Large, general systems of today can have significant benefits, but can also be unpredictable, unreliable, and opaque: our goal is to make progress on these issues. For now, we’re primarily focused on research towards these goals; down the road, we foresee many opportunities for our work to create value commercially and for public benefit.
Anthropic competitors & similar companies
Frequently asked questions
Where is Anthropic headquarters?
Anthropic's headquarters is located at San Francisco, California 94115, United States.
How many offices does Anthropic have?
GraphIQ records 5 locations for Anthropic across 2+ countries, as of October 2026.
When was Anthropic founded?
Anthropic was founded in 2021 and employs approximately 2,500 people.
What is Anthropic's phone number?
The main phone number for Anthropic headquarters is +1 415 505 5563.
How many employees does Anthropic have?
Anthropic has approximately 2,500 employees (GraphIQ estimate, 2026).