Geneva is 6 hours ahead of Atlanta. Atlanta uses Eastern Time (ET, UTC-5/-4) while Geneva uses Central European Time (CET/CEST, UTC+1/+2). When it's 12:00 PM in Atlanta, it's 6:00 PM in Geneva.
Both cities observe daylight saving time, though on slightly different schedules, so the difference can vary by an hour during transition periods.
Best calling time: 8:00 AM - 11:00 AM Atlanta time. This corresponds to 2:00 PM - 5:00 PM in Geneva, catching afternoon business hours in Switzerland.
Atlanta is a major American business hub, while Geneva is home to numerous international organizations including the UN and WHO. Many multinational corporations have offices in both cities. Direct flights connect Atlanta and Geneva.