Contact us

U.S. Merck corporate headquarters

Our corporate headquarters is located at:

126 East Lincoln Avenue
P.O. Box 2000
Rahway, NJ 07065 USA

To reach a Merck employee, please call:

Phone: +1 630-438-0189

Email: info@merckpharma.org

Monday – Friday, 8:30 am – 5:30 pm ET

Do you need help paying for your medications?

See programs

We understand that many things can add to the stress of medical treatment. If you are unable to afford your prescribed medications, we may be able to help you. See what programs are available to eligible patients in the U.S.

For investor questions:

Email: enquiry@merckpharma.org

To inquire about invoice and payment issues, please visit our site for suppliers.

Supplier Support Email: procurementdept@merckpharma.org