| Britannica Technical Support For help with Britannica CD-ROMs and DVDs, visit our online Technical Support site.
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| Britannica Subscription Support For help with Britannica Premium Service subscriptions and account maintenance, click here.
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| Britannica Store Support For help with Britannica Store orders and products, visit our online Store Help.
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| Britannica International Offices In addition to our headquarters in Chicago, IL, Britannica has locations around the world. Click here for information on how to contact our international offices.
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| General Customer Support Need help? Visit our Frequently Asked Questions page for answers to common inquiries. Or, you can contact Britannica Customer Support by e-mail, telephone, fax, or our Online Help Form. Customer Support personnel are available from 8:00 A.M. to 6:00 P.M. U.S. Central Time, Monday - Friday. |
| | E-mail To contact Britannica.com Customer Support by e-mail, please submit your inquiry via our Online Form. |
| | Telephone/Fax To contact Britannica.com Customer Support by telephone or fax, use the following numbers: |
| | | Telephone (U.S.and Canada): | (800) 323-1229 | Telephone (All other countries): | (312) 347-7159 | Fax: | (312) 294-2104 |
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| | Mailing Address If you prefer, you may write to Britannica.com Customer Support at the following address: |
| | | Britannica.com Customer Support 310 South Michigan Ave. Chicago, IL 60604 USA |