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Most traders will never need to contact the OTC Markets U.S. directly. In most cases you should contact your broker. However, if you need to clarify trading rules or plan visit the OTC Markets U.S., then you may want to contact them directly.

OTC Markets U.S. — Address, Phone & Email:

OTC Markets U.S.
304 Hudson St
3rd Floor
New York, NY 10013

[email protected]

Issuer Services:

[email protected]



Phone Number:

+1 212-896-4400

If need additional information on the OTC Markets U.S. visit their website.

Please contact the appropriate party listed above with any questions regarding the OTC Markets U.S.. If you have questions or comments about the content of this website, then contact us directly.

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