Customer Service

Count on USI to deliver best-in-class customer service and technical support. We are here to help! Ready to place an order? Have questions about your account? Our Customer Service and Technical Support teams are available Mon-Fri 8AM-6PM Eastern.  You can order on our website or submit purchase orders 24x7x365 via our website, email or by fax. Please refer to the information below for ways to contact USI:

Corporate Headquarters and Mail
98 Fort Path Road
Madison, CT  06443

Remittance Address
P.O. Box 4105
Woburn, MA  01888-4104

(800) 282-9290; International: +1 (203) 245-8586
Mon-Fri 8AM-6PM Eastern


Customer Service:
Technical Support:

Fax (24x7x365)
(203) 245-8619

Need a Copy of an Invoice?
To request a copy of an invoice, please have your order number readily available and call (800) 282-9290, x6603 (International: +1 (203) 245-8586, x6603) or email