Columbus is 1 hour ahead of Chicago. Columbus uses Eastern Time (EST/EDT) while Chicago uses Central Time (CST/CDT). When it's 12:00 PM in Columbus, it's 11:00 AM in Chicago.
Both cities observe daylight saving time on the same schedule, so the 1-hour difference remains constant year-round.
Best calling time: 10:00 AM - 6:00 PM Columbus time. This corresponds to 9:00 AM - 5:00 PM in Chicago, covering Central Time business hours.
Columbus and Chicago are about 5.5 hours apart by car on I-70 and I-65. Both are major Midwestern business hubs with strong ties in finance, insurance, and manufacturing sectors.