Shareholder Information

For inquiries concerning lost, stolen or destroyed certificates, dividends, consolidation of accounts, transferring of shares, or name and address changes, please contact:

ComputerShare Investor Services
2 North LaSalle Street, 3rd Floor
Chicago, IL 60602
Phone: 877-337-1575

For U.S. Cellular annual reports, Securities and Exchange Commission filings, press releases, and other investor information, please visit our Investor Relations Web site.

For general investment inquiries, please contact:

Mark A. Steinkrauss
Vice President — Corporate Relations
Telephone and Data Systems, Inc.
30 North LaSalle Street, Suite 4000
Chicago, IL 60602
Phone: 312-592-5384
Fax: 312-630-1908
mark.steinkrauss@teldta.com

Transfer agent
ComputerShare Investor Services
2 North LaSalle Street, 3rd Floor
Chicago, IL 60602
Phone: 877-337-1575

Principal counsel
Sidley Austin LLP

Independent registered public accounting firm
PricewaterhouseCoopers LLP