CONTACT US

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Contact Information for Investors

Institutional Investors and Analysts should contact:

908 740-1 INV (908 740-1468), Monday - Friday, 8:30 a.m. - 4 p.m., ET

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Contact Information for Stockholders

Call 800-522-9114, Monday - Friday, 8 a.m. - 8 p.m., ET to:

  • Verify your holdings
  • Change your address
  • Report lost or missing dividends
  • Transfer stocks or change ownership
  • Report lost stock certificates

Or write to:

Merck Shareowner Services
Wells Fargo Shareowner Services
1110 Centre Pointe Curve
Suite 101
Mendota Heights, MN 55120-4100

Merck News on Call

Call 800-CALL-MRK (1-800-225-5675) for:

  • Materials requests (faxed)
  • Most recent dividend or earnings information
  • Recent news releases
  • Information about our annual meeting of stockholders

This number is available 24 hours a day, 7 days a week.

Request Mailed Materials

Address for Registered Mail/Federal Express

1110 Centre Pointe Curve
Suite 101
Mendota Heights, MN 55120-4100