The International House of Prayer, in Kansas City, Missouri, has been the #1 requested topic for a new season. So, here we go! Episodes coming September 25. The International House of Prayer, or IHOP as it's unofficially known, is a multi-million dollar, non-denominational, Christian organization that boasts a 24/7 Prayer Room. Thousands and thousands of people have been through its doors over nearly 25 years. In this season, we're taking a closer look at what happened there between 1999 and 2015, a period when the organization was experiencing exponential growth and their leadership was put to the test.