Great Plains Energy Incorporated Third Quarter 2007 Earnings Webcast

Great Plains Energy Incorporated (NYSE:GXP)

Who:

Michael J. Chesser, Chairman and CEO – Great Plains Energy Inc. William H. Downey, President and COO – Great Plains Energy Inc. President and CEO – Kansas City Power & Light Shahid Malik, President and CEO – Strategic Energy Terry Bassham, EVP – Finance & Strategic Dev. & CFO – Great Plains Energy Inc.

When:

Wednesday, October 31, 2007, 8:00 a.m. CDT / 9:00 a.m. EDT

What:

Discuss the Company’s results for third quarter 2007

How To Listen:

1. Go to the Company’s web site: www.greatplainsenergy.com; 2. Click on the “Quarterly Earnings Webcast” icon on the home page; 3. If you have not previously accessed a Great Plains Energy webcast, provide the requested information on the registration page.

A replay of the webcast will be available for 90 days following the conference call at the same web site www.greatplainsenergy.com.

Earnings Press Release:

The earnings press release will be issued after the NYSE closes on Tuesday, October 30, 2007.

Great Plains Energy Incorporated (NYSE:GXP), headquartered in Kansas City, MO, is the holding company for Kansas City Power & Light Company, a leading regulated provider of electricity in the Midwest, and Strategic Energy LLC, a competitive electricity supplier. The Company’s web site is www.greatplainsenergy.com.