• Contact Us

    • Do you have a question about a Hartz flea and tick product or Hartz Ultraguard promotional offer? Call the Hartz Consumer Hotline or write to our Consumer Affairs and Information Center at the mailing address below.

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

      Consumer Hotline
      1-800-275-1414
      Monday – Friday | 9 am – 5 pm EST

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

  •  
  •  
  •