Mainline is located in Topeka, Kansas, housed in a 190,000-square-foot headquarters with a diverse range of printing presses and bindery features, state-of-the-art environmental systems, and high-security entrances. With easy access to the U.S. interstate highway system, our central location offers a one day point-of-origin to clients throughout the Midwest, including Dallas, Chicago, and Denver, among major metropolitan areas.