How do i contact great plains customer service? Online chat is available to Great Plains’ customers Monday through Friday, 10 A.M. to 5 P.M. Login to your account and click the chat icon near the bottom of the screen to chat with an agent. If you have comments, questions or concerns you would like to share with us, complete the form below.Where is great plains energy incorporated located? Great Plains Energy Incorporated was a holding company based in Kansas City, Missouri that owned electric utility Kansas City Power and Light Company and Strategic Energy, LLC, an energy management company. KCP&L established the holding company on October 1, 2001.Why choose great plains natural gas? Great Plains Natural Gas collaborated with HomeServe, a premier provider of home emergency repair programs. With HomeServe’s coverage plans, you can save money, eliminate the inconvenience of finding a quality contractor and be sure that the job is professionally completed and guaranteed. Saving Money… Saving the PlanetHow do i chat with a great plains agent? Great Plains now offers online chat through Online Account Services. Online chat is available to Great Plains’ customers Monday through Friday, 10 A.M. to 5 P.M. Login to your account and click the chat icon near the bottom of the screen to chat with an agent.