Corporate Headquarters 350 Campus Drive Marlborough, MA 01752-3064 phone: 508-323-5000 fax: 508-323-1111 Directions to Corporate Headquarters 3Com Office Locator Investor Relations (508) 323-1198 investor_relations@3com.com Investor Relations Home »

Customer Service North America (U.S. and Canada): Call 1-800-876-3266 For customer service in other regions, click the appropriate link below: Asia Pacific Europe, Middle East and Africa Latin America Product Support Inquiries Product Sales Inquiries 1-800-NET-3Com (1-800-638-3266) Federal Purchasing Support Professional Services Call the 3Com Service Quote Desk at 866-326-6222 to put you in touch with a consultant to discuss your requirements. Contact 3Com Webmaster To report SPAM or other electronic abuse: Send an email to abuse1@3com.com. Contact the 3Com Webmaster for items related to the design and function of the 3Com web site. Please note that the Webmaster is not qualified to assist with technical support issues. Technical support issues must be handled through Customer Support.

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