• Contact Us

    Do you have a question about a Hartz product that was not addressed in our FAQs? If you have not found an answer in our FAQs, please write to us or call our hotline.

    Write to us
    Consumer Affairs and Information Center
    The Hartz Mountain Corporation
    400 Plaza Drive
    Secaucus, NJ 07094 USA

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    Monday – Friday 9 am – 5 pm EST

    If you think your pet needs medical attention, please contact your vet immediately.

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For over 80 years, we've made pet products with love, for people like you who love their pets. Hartz® flea control offers pet parents many solutions to protect your
pets and your homes. From flea drops to flea treatments for the home and yard, Hartz® has the solution for you.
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