1

John E. RooneyPresident and CEO

Kenneth R. MeyersExecutive Vice President -

Finance and CFO

Lehman Brothers 2004 Global Wireless Conference

May 25, 2004

Safe HarborSafe Harbor Statement Under the Private Securities Litigation Reform Act of 1995: All information set forth in this news release, except historical and factual information, represents forward-looking statements. This includes all statements about the company’s plans, beliefs, estimates and expectations. These statements are based on current estimates and projections, which involve certain risks and uncertainties that could cause actual results to differ materially from those in the forward-looking statements. Important factors that may affect these forward-looking statements include, but are not limited to: changes in circumstances or events that may affect the ability of the company to start up the operations of the licensed areas involved in the AWE transaction completed in August 2003; the ability of the company to successfully manage and grow the operations of the Chicago MTA; changes in the overall economy; changes in competition in the markets in which the company operates; advances in telecommunications technology; changes brought about by the implementation of wireless local number portability; changes in the telecommunications regulatory environment; changes in the value of investments, including variable prepaid forward contracts; changes in the capital markets that could adversely impact the availability, cost and terms of financing; an adverse change in the ratings afforded our debt securities by nationally accredited ratings organizations; pending and future litigation; acquisitions/divestitures of properties and/or licenses; changes in customer growth rates, retail service revenue per unit, churn rates, roaming rates and the mix of products and services offered in the company’s markets. Investors are encouraged to consider these and other risks and uncertainties that are discussed in documents filed by the Company with the Securities and Exchange Commission.

• Eighth largest wireless service provider• Total licensed pops … 45.6 million• Serves 4.5 million customers … 86% digital• Focused on exceptional customer service• 97% of customers postpay• Extensive network ... 4,100 cell sites• Broad distribution … 2,300 distribution points• Admirably low churn rate• Well positioned given Chicago market & AWE exchange and sale

U.S. CellularMarch 31, 2004

Postpay Churn < 2%Six-year track record… and still strong

1.91% 1.90%1.77% 1.74%

1.84%

1.53%

1.00%1.10%1.20%1.30%1.40%1.50%1.60%1.70%1.80%1.90%2.00%

1998 1999 2000 2001 2002 2003

Postpay Churn

• Positioned as a regional carrier

• Differentiate with exceptional customer service Network quality Broad distribution Dedicated people

• Deploy CDMA 1X technology in all markets

• Strategically strengthen regional footprint

U.S. Cellular Strategy

Strengthening the Footprint

• Sale of South Texas markets to AT&T Wireless – Feb. 2004

• Exchange of wireless properties with AT&T Wireless – Aug. 2003

• Acquisition of Chicago market – Aug. 2002

South Texas Sale to AWE Exit markets not strategic to company’s long-term success

• Sold February 18, 2004

• Received $97 M in cash

• Sold 25 MHz licenses in south Texas; 1.3 M pops; 150 cell sites and 76,000 customers

• High prepaid mix and heavy roaming market

• Announced March 2003

• First tranche closed August 2003

• Excellent fit with USM’s strategy: To strengthen its regional footprint

through acquisitions or trades To build on strengths and exit other

markets

USM & AWE Property ExchangeImproved competitive position in Midwest and Northeast markets

Chicago Update

• Rapid increases in awareness

• Market share up year-over-year

• Enhancing network

• Heavy focus on employee training

• Increasing distribution points

U.S. Cellular Strategy Differentiate with exceptional customer service

• Regional carrier• Network quality• Broad distribution

Customers “Expect it!” We deliver.

13

Kenneth R. MeyersExecutive Vice President –

Finance and CFO

Lehman Brothers 2004 Global Wireless Conference

May 25, 2004

1st Qtr. Financial Highlights

11stst Qtr ‘04 Qtr ‘04 11stst Qtr ’03 Qtr ’03 (restated) Service revenues $ 619.4 M $564.6 M +10% Operating income $ 28.3 M $ (4.3) M NMEBITDA $ 142.0 M $126.8 M +12%Net adds 196,000 137,000 +43%

11stst Qtr ‘04 Qtr ‘04 11stst Qtr ‘03 Qtr ‘03 Churn - postpay 1.3% 1.6% Retail ARPU $40.26 $37.68MOU 491 377Cell sites 4,122 3,987

Data

• easyedgeSM Download Applications – (BREWTM)

– Applications; games; news; traffic; calendar

• easyedgeSM Picture Messaging – (MMS)– Take, send or receive photos

• easyedgeSM Wireless Modem Service– Internet access for laptops; e-mail; calendar

CDMA 1X Initiative• Ahead of schedule and below planned cost

• 3 years to complete (2002 - 2004)

• Total cost to build CDMA ... ≈ $300 M

• ≈ $265 M spent in 2002 - 2003

• Midwest and New England markets are now CDMA 1X

• Redeploying TDMA equipment

WNP Update

• Well positioned prepared for WNP: – Aggressive retention programs in core markets– Aggressive acquisition programs in newer

markets

• Business as usual … satisfied customers

• More port-ins than port-outs since 2003

• Ready for “Phase 2” – May 24

USM 2004 Outlook

• Service revenues … ≈ $2.55 B

• Net additions … 475,000 to 500,000

• Dep, amort & accretion … $480 M

• Operating Income … $160 to $210 M

• CAPX … $610 to $630 M

• All in churn … < 2%

• Completed sale of South Texas to AWE

• Exchange of properties with AWE • Rollout of easyedgeSM data services

• CDMA1X upgrades in Oklahoma and Missouri

• Early repayment of $105 M intercompany loan

• $444 M senior notes offering / credit facility

• Conversion of billing system in Chicago

• Integration of data-billing platform

Recent Accomplishments

USM: Excellent Prospects

• Proven Strategy

• Financially Strong

• Extensive network

• Terrific people; dynamic organization

• Positive momentum

Reconciliation of Additional Disclosures

For the quarter ended March 31, 2004Quarter Ended at March 31, 2004 U.S. Cellular

Operating cash flow:Operating income (loss) as reported 28,282$ Add:

Depreciation, amortization and accretion 113,894 Loss (adjustment) on assets held for sale (143)

Operating cash flow 142,033$

Quarter Ended at March 31, 2003 (Restated) U.S. Cellular

Operating cash flow:Operating income (loss) as reported (4,324)$ Add:

Depreciation and Amortization 109,577 Loss (adjustment) on assets held for sale 21,561

Operating cash flow 126,814

The Operating Cash Flow amounts in the tables presented above are not determined in accordance with accounting principles generally accepted in the United States of America ("U.S. GAAP"). Management uses Operating Cash Flow to evaluate the operating performance of its business, and it is a measure of performance used by some investors, security analysts and others to make informed investment decisions. Operating Cash Flow is used as an analytical indicator of income generated to service debt and fund capital expenditures. In addition, multiples of current or projected Operating Cash Flow are used to estimate current or prospective enterprise value. Operating Cash Flow does not give effect to cash used for debt service requirements, and thus does not reflect funds available for investment or other discretionary uses. Operating Cash Flow as presented herein may not be comparable to similarly titled measures reported by other companies.

22

John E. RooneyPresident and CEO

Kenneth R. MeyersExecutive Vice President -

Finance and CFO

Lehman Brothers 2004 Global Wireless Conference

May 25, 2004