Avaya headquarters details
- Street address
- 4655 Great America Pkwy
- City
- Santa Clara
- State / region
- California
- ZIP / postal code
- 95054-1236
- Country
- United States
- Phone
- +1 908 953 6000
- Founded
- 2000
- Website
- avaya.com
- linkedin.com/company/avaya
Location map
Open in Google MapsAll Avaya office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Santa Clara HQ | California | United States | Headquarters |
Showing the headquarters of 14 recorded locations. See every location in GraphIQ →
About Avaya
Avaya is headquartered in Santa Clara, California, United States. Founded in 2000, the company has 14 recorded locations across 6+ countries and employs approximately 7,090 people worldwide.
Where is Avaya's main office?
Avaya's main headquarters office is located at 4655 Great America Pkwy, Santa Clara, California 95054-1236, United States. This is the company's primary corporate address.
Avaya regional offices
Beyond its headquarters in Santa Clara, Avaya has recorded locations in United States, Argentina, Croatia, Germany, Saudi Arabia and United Kingdom.
Avaya contact information
The main switchboard for Avaya headquarters can be reached at +1 908 953 6000. Official website: avaya.com.
What does Avaya do?
Avaya LLC, formerly Avaya Inc., is an American multinational technology company headquartered in Morristown, New Jersey, that provides cloud communications and workstream collaboration services. The company's platform includes unified communications and contact center services. In 2019, the company provided services to 220,000 customer locations in 190 countries.
Avaya competitors & similar companies
Frequently asked questions
Where is Avaya headquarters?
Avaya's headquarters is located at 4655 Great America Pkwy, Santa Clara, California 95054-1236, United States.
How many offices does Avaya have?
GraphIQ records 14 locations for Avaya across 6+ countries, as of October 2026.
What is Avaya's corporate address?
The corporate headquarters address is 4655 Great America Pkwy, Santa Clara, California 95054-1236, United States.
When was Avaya founded?
Avaya was founded in 2000 and employs approximately 7,090 people.
What is Avaya's phone number?
The main phone number for Avaya headquarters is +1 908 953 6000.
How many employees does Avaya have?
Avaya has approximately 7,090 employees (GraphIQ estimate, 2026).