Hello how may I help you? Can you get some info for me The tallest building in Denver is the Republis Plaza Wow your a mind reader. How tall is that Can you help The height of Republis Plaza is 280 meters. How many floors is that There are 66 floor in Republis Plaza. What is the address? Here's the address of Republic Plaza, 370 17th St, Denver, CO 80202, USA. Thanks for the info today Your Welcome