Question: Which two NHL teams were once based in Atlanta?
Answer: The Atlanta Flames and the Atlanta Thrashers are the only two NHL teams to call Atlanta home. The Flames played there from 1972–1980 before moving to Calgary, and the Thrashers played from 1999–2011 before relocating to Winnipeg. The Flames played at the Omni Coliseum, while the Thrashers played at Philips Arena (now State Farm Arena).