CUSTOMER SUPPORT 7 DAYS A WEEK, 365 DAYS A YEAR

Headquarters WDT - Headquarters 13644 Neutron Rd. Dallas, TX 75244

Customer Service Office WDT - Customer Service Office 7333 N. Oak Park Ave Niles, IL 60714

Phone & Fax Phone: 1-888-60-60-938 Fax:  1-847-58-81-166  Monday - Friday: 8AM - 9 PM CST Saturday: 8AM - 6PM CST Sunday and Holidays: 8AM - 4PM CST