http://www.halopets.com-this was posted last summer but is still working. Sign up for the newsletter and they will email you a link to a print coupon
http://www.zupreem.com/register/club/ZuPreem®+Feathered+Friends+Club -As a member, you’ll get exclusive access to: Free stuff for you and your bird
http://www.halopets.com/coupon/ -was posted earlier this year, but now the coupon is good for a Free bag of Halo Healthsome treats for dogs or cats (suggested retail is $4.95).
http://www.smartpakequine.com/health_and_nutrition/palatability.aspx -Call 1-800-461-8898 or email us at CustomerCare@SmartPak.com to request your FREE supplement sample from SmartPak
http://barkbuckleup.com/Members/Registration.asp -includes: Private member profile, First responder decal, Custom emergency pet cards, Bark-Rewards, Coupons , Newsletter, Discounts , Sweepstakes, Pet Travel tips, Special Offers
http://www.bringfido.com/promo/newsletter/ -in the past they’ve had some free magazines and stickers