U.S.A.

Corporate Headquarters
333 Pfingsten Road
Northbrook, IL 60062-2096
Telephone: +1.847.272.8800
Customer Service: +1.877.UL.HELPS (1.877.854.3577)
E-mail: cec.us@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 7:00 AM to 6:00 PM

California

UL
455 E. Trimble Rd.
San Jose, CA 95131
Telephone: +1.408.754.6500
Customer Service: +1.877.UL.HELPS (1.877.854.3577)
E-mail: cec.us@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 7:00 AM to 6:00 PM

UL
2929 E. Imperial Highway, Suite 100
Brea, CA 92821-6729
Customer Service: +1.877.UL.HELPS (1.877.854.3577)
E-mail: cec.us@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 7:00 AM to 6:00 PM

Indiana

UL
110 S. Hill St.
South Bend, IN 46617-2702
Customer Service: +1.800.332.4345
E-mail: cec.us@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 8:00 AM to 5:00 PM

Michigan

UL
25175 Regency Drive
Novi, MI 48375-2155
Telephone: +1.408.754.6500
Customer Service: +1.877.UL.HELPS (1.877.854.3577)
E-mail: cec.us@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 7:00 AM to 6:00 PM

New York

UL
1285 Walt Whitman Road
Melville, NY 11747-3081
Telephone: +1.631.271.6200
Customer Service: +1.877.UL.HELPS (1.877.854.3577)
E-mail: cec.us@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 7:00 AM to 6:00 PM

North Carolina

UL
12 Laboratory Drive
P.O. Box 13995
Research Triangle Park, NC 27709-3995
Telephone: +1.919.549.1400
Customer Service: +1.877.UL.HELPS (1.877.854.3577)
E-mail: cec.us@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 7:00 AM to 6:00 PM

Washington

UL
2600 N.W. Lake Road
Camas, WA 98607-8542
Telephone: +1.360.817.5500
Customer Service: +1.877.UL.HELPS (1.877.854.3577)
E-mail: cec.us@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 7:00 AM to 6:00 PM

Government Services Office
Washington, D.C.

1850 M. St. N.W., Suite 1000
Washington, DC 20036-5833
Telephone: +1.202.296.7840
FAX: +1.202.872.1576
E-mail: Ann.Weeks@us.ul.com
Map and driving directions
Hours of operation: Monday to Friday, 7:00 AM to 6:00 PM