As of March 2015, customers can print coupons by visiting Harbor Freight's website, clicking on the Get Coupons Now tab at the top of Harbor Freight's webpage, and clicking Print Coupon. Customers can redeem the coupons at any of Harbor Freight's over 550 retail stores.
While visiting Harbor Freight's website, customers can also join the store's free mailing list to receive coupons and monthly catalogs via email and postal mail.
Customers cannot use Harbor Freight's coupons in conjunction with any other discount and can only use each coupon once per day. Customers who have questions about printing or redeeming coupons can contact Harbor Freight customer service at 1-800-444-3353.