Denver is 1 hour behind Dallas. Dallas uses Central Time (CT, UTC-6/-5) while Denver uses Mountain Time (MT, UTC-7/-6). When it's 12:00 PM in Dallas, it's 11:00 AM in Denver.
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 Dallas time. This corresponds to 9:00 AM - 5:00 PM in Denver, covering standard business hours.
Dallas and Denver are major Southwest and Rocky Mountain business hubs. Both cities are major airline hubs (DFW and DEN), and there are frequent direct flights between them. The energy and technology sectors connect both cities.