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The Wikimedia Foundation operates Wikipedia. It is a 501(c)(3)status non-profit organization with offices in San Francisco, California. Your donations are tax-deductible in the United States. Our Employer Identification Number: 20-0049703

You can find detailed information about our programs and our financials in our list of Frequently Asked Questions. You can donate using any of the following methods:

Credit card or Paypal

All credit card transactions are processed by PayPal. Click here to donate with your Visa, MasterCard, American Express, or Discover card. You may donate using funds from your PayPal account by arranging for a transfer to donate@wikimedia.org.

Via regular mail

Please make the check payable to "Wikimedia Foundation, Inc." Please do not send cash through the mail.
Our mailing address (for checks):

Wikimedia Foundation, Inc.
P.O. Box 98204
Washington, DC 20090-8204
Note: donations by check are processed directly at our centralized lockbox location which is in Washington, DC.

Monthly recurring giving

Please click here to make an automatic monthly donation.

Cancel recurring giving

We appreciate your contribution to the Wikimedia Foundation and supporting free knowledge. We know that sometimes circumstances can change and it's not possible to continue a recurring contribution. To cancel it, you first need to log into your PayPal account and then go to your profile under "My Account" and click "Preapproved Payments". Follow the on-screen directions from that point on. You can find more information on PayPal's page here. Alternatively, you can email donate@wikimedia.org and ask that we cancel your recurring donation.

Stock donation

To move stock from your brokerage to ours, please give the broker our name, account number and our DTCC clearing number. When the transaction is complete, please email giving@wikimedia.org so we can verify the transaction.

Wikimedia Foundation, Inc.
Morgan Stanley Wealth Management
555 California St. 35th Fl.
San Francisco, CA 94104
Investment a/c number 164-107385-782
DTCC Clearing a/c number #0015

If you require any assistance, please contact Kathy S. Prestigiacomo.
Kathy S. Prestigiacomo
Financial Advisor
Global Wealth Management
California Life Agent & Variable Contracts #OF92858
Morgan Stanley Smith Barney LLC
One Sansome Street, 38th Floor
San Francisco, CA 94104

Tel: 415.984.6608, 800.289.9060, Fax: 415.984.6596.

Direct deposit

The Wikimedia Foundation can accept money transfers to the following two accounts:
US Bank
Wikimedia Foundation
590 Market Street
San Francisco, US 94104
Account numbers:
US Domestic Wires
ABA/ACH# 321171184
A/C# 203129580
A/C# 203129580
European Union Bank
Wikimedia Foundation
J.P. Morgan Chase Bank, N.A., London
25 Bank Street
Canary Wharf
E14 5JP
Account number:
IBAN GB49CHAS60924241034730

Combined Federal Campaign

The Wikimedia Foundation, Inc. is on the United States 2011 Combined Federal Campaign (CFC) Charity List as a national/international independent organization. Our code is: 61478.

Corporate Matching Gift

Matching Gifts are a great, easy way to double or even triple your donation to the Wikimedia Foundation.
To learn more about matching gifts or our involvement in the Combined Federal Campaign, please click here.
If you have any further questions, please email donate@wikimedia.org.


We have an account at moneybookers.com. Please send donations to donate@wikimedia.org.

Payroll deductions

Some employers offer an easy and convenient way to give to the Wikimedia Foundation through a payroll deduction. Please check with your organization for availability and send any necessary paper work to:

Wikimedia Foundation, Inc.
P.O. Box 98204
Washington, DC 20090-8204
Note: donations by check are processed directly at our centralized lockbox location which is in Washington, DC.