Dallas is 1 hour behind Atlanta. Atlanta uses Eastern Time (ET, UTC-5/-4) while Dallas uses Central Time (CT, UTC-6/-5). When it's 12:00 PM in Atlanta, it's 11:00 AM in Dallas.
Both cities observe daylight saving time on the same schedule, so the 1-hour difference remains constant year-round.
Best calling time: 9:00 AM - 5:00 PM Atlanta time. This corresponds to 8:00 AM - 4:00 PM in Dallas, covering standard business hours in both cities.
Atlanta and Dallas are two of the largest cities in the American South. Both are major business hubs - Atlanta is home to companies like Coca-Cola and Delta, while Dallas hosts AT&T and many other Fortune 500 companies. Direct flights connect them in about 2 hours.