Contact Us

Special Announcements
  • Our office will be closing at 2:15 P.M. CDT on July 3rd and will be closed on July 4th for the Independence Day Holiday. Our office will resume normal business hours on Monday, July 7th.
We're here to help! 
For claim redemption inquiries, please contact
the customer service center:
 Email:  mahcattle@acbcoop.com
Phone: 844-980-2200
Address: Merck Animal Health, 2 Giralda Farms, Madison, NJ 07940

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