City of Columbus 90 West Broad Street, Columbus, OH 43215, 614-645-7671, Provides information on local city services and local government offices in the Columbus area. more... 

Experience Columbus 277 West Nationwide Boulevard, Suite 125 , Columbus, OH 43215, 614-221-6623, 800-354-2657, Provides information on art and culture, entertainment, shopping, lodging, dining, and attractions in the Greater Columbus area. more... 

Greater Columbus Chamber of Commerce 37 North High Street, Columbus, OH 43215, 614-221-1321, Promotes and supports local businesses and industries in the Greater Columbus area plus provides relocation information. 

Columbus Association of the Performing Arts 55 East State Street, Columbus, OH 43215, "One of America's premier presenter of performing arts," this organization promotes and strives to enhance the perpetuation and enjoyment of the performing arts in Columbus. more... 

Ohio Hotel & Lodging Association 692 North High Street, Suites 212, Columbus, OH 43215, 614-461-6462, 800-589-6462, Trade association for the lodging industry in Ohio. more...