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

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

One Stop Mall 6615 W. Irving Park Rd. Chicago, IL 60634  Monday - Friday: 11AM - 7PM CST Saturday:  10AM - 6PM CST Sunday and Holidays:  10AM - 3PM CST

Centrum Sport  5535 W. Belmont Ave., Chicago, IL 60641  Monday - Friday: 11AM - 7PM CST Saturday: 10AM - 6PM CST Sunday and Holidays: 10AM - 3PM CST

Phone & Fax Phone: 1-888-353-0808 Fax:  1-847-588-1166  Monday - Friday: 7AM - 9 PM CST Saturday: 8AM - 6PM CST Sunday and Holidays: 8AM - 4PM CST