News & Updates: Covid-19 Resource
Sales 888-276-7750 | Support 800-391-5128

Contact UC-Advantage, Inc.

How may we be of service?

We look forward to providing you with the expertise, service and strategies you need to avoid costly unemployment insurance pitfalls and help you achieve your business goals. We’re easy to reach, and available to answer your questions.

Our Offices

Executive Offices

Phone: 888-276-7750  (7751)
Fax: 844-333-0263 (Toll Free)


Mailing Address:

15 Enterprise, Suite 420
Aliso Viejo, CA 92656

Eastern Regional Office

Newburyport, MA


Phone: 800-391-5128

Midwest Operations Center

Claims Processing


Fax: 866-511-4748

Mailing Address:

P.O. Box 280
North Platte, NE 69103

Northern California Regional Office


Phone: 800-391-5128


Mailing Address:
Palo Alto, CA

Pacific Northwest Regional Office

Portland, OR


Phone: 503-305-3811

Southern California Regional Office

Glendale, CA


Phone: 800-391-5128

Southwestern Regional Office

Phoenix, AZ


Phone: 800-391-5128


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National unemployment consulting firm dedicated to helping employers control the administrative and tax-related costs associated with unemployment.

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