UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP ( ) Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instructions 1(b). 1. Name and Address of Reporting Person Thomsen, Mikal J. Western Wireless Corporation 3650 131st Avenue SE Bellevue, WA 98006 USA 2. Issuer Name and Ticker or Trading Symbol Western Wireless Corporation WWCA 3. IRS or Social Security Number of Reporting Person (Voluntary) 4. Statement for Month/Year 08/21/2002 5. If Amendment, Date of Original (Month/Year) 6. Relationship of Reporting Person(s) to Issuer (Check all applicable) (X) Director ( ) 10% Owner (X) Officer (give title below) ( ) Other (specify below) Director and President 7. Individual or Joint/Group Filing (Check Applicable Line) (X) Form filed by One Reporting Person ( ) Form filed by More than One Reporting Person

Explanation of Responses: (1) Pro rata shares that may be deemed to be beneficially owned by the reporting person through his ownership interests in PN Cellular, Inc. and Stanton Communications Corporation. The reporting person does not have voting control over such shares. SIGNATURE OF REPORTING PERSON /s/ Mikal J. Thomsen DATE September 9, 2002

WESTERN WIRELESS CORP 4