Kelly Services Schedules First Quarter Conference Call on April 20, 2004

April 2, 2004

TROY, Mich., April 2 -- Kelly Services, Inc. (Nasdaq: KELYA, KELYB), a global provider of staffing services, will release its first quarter earnings before the market opens on Tuesday, April 20, 2004. Management will host a conference call at 9 a.m. (ET) to review the results. The call may be accessed in one of the following ways:

    Via Telephone:
    U.S.    (888) 730-9134
    International    1-773-756-4625
    The conference call leader is Terence Adderley
    The pass code is Kelly Services

    Via the Internet:

You may access the call via the Internet through the Kelly Services website:

www.kellyservices.com

Replay:

The web cast on the Internet at www.kellyservices.com , and audio replay at (888) 566-0680 for U.S. and (402) 998-0815 for International, will be available after 1:00 p.m. on April 20 and run through the end of the day on May 20.

Kelly Services, Inc. (Nasdaq: KELYA, KELYB) is a Fortune 500 company headquartered in Troy, Mich., offering staffing solutions that include temporary services, staff leasing, outsourcing, vendor on-site and full-time placement. Kelly serves 200,000 customers through 2,500 company owned and operated offices in 26 countries. Kelly provides employment for nearly 700,000 employees annually, with skills including office services, accounting, engineering, information technology, law, science, marketing, light industrial, education, health care and home care. Revenue in 2003 was $4.3 billion. Visit www.kellyservices.com .

SOURCE Kelly Services, Inc.

CONTACT: ANALYST CONTACT: James Polehna, +1-248-244-4586,
James_Polehna@kellyservices.com , or MEDIA CONTACT: Robert Doetsch,
+1-248-244-5362, Robert_Doetsch@kellyservices.com , both of Kelly Services, Inc.