Phoenix to Great Falls Time Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
5:00 am05:00 MST (UTC-7), Oct 26, 2026 = 6:00 am06:00 MDT (UTC-6), Oct 26, 2026
Phoenix is 1 hour behind Great Falls.
How the time difference changes
For most of the year, Phoenix is 1 hour behind Great Falls. From Nov 1, 2026 to Mar 14, 2027, Phoenix and Great Falls have the same time.
For most of the year, working hours of 9:00 am to 6:00 pm in Phoenix correspond to 10:00 am to 7:00 pm in Great Falls. At other times of the year, working hours of 9:00 am to 6:00 pm in Phoenix correspond to 9:00 am to 6:00 pm in Great Falls.For most of the year, working hours of 09:00 to 18:00 in Phoenix correspond to 10:00 to 19:00 in Great Falls. At other times of the year, working hours of 09:00 to 18:00 in Phoenix correspond to 09:00 to 18:00 in Great Falls.
Compare Phoenix time with Great Falls time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
MST (Mountain Standard Time) is 1 hour behind MDT (Mountain Daylight Time).
5:00 am05:00 in Phoenix, AZ, USA is 6:00 am06:00 in Great Falls, MT, USA
Phoenix to Great Falls call time
Best time for a conference call or a meeting is between 9am-5pm09:00-17:00 in Phoenix which corresponds to 10am-6pm10:00-18:00 in Great Falls
5:00 am05:00 MST (Mountain Standard Time) (Phoenix, AZ, USA). Offset UTC -7:00 hours
6:00 am06:00 MDT (Mountain Daylight Time) (Great Falls, MT, USA). Offset UTC -6:00 hours
5:00 am05:00 Phoenix, AZ, USA / 6:00 am06:00 Great Falls, MT, USA
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| Phoenix, AZ, USA | Great Falls, MT, USA |
|---|---|
| 1:00am | |
| 2:00am | |
| 3:00am | |
| 4:00am | |
| 5:00am | |
| 6:00am | |
| 7:00am | |
| 8:00am | |
| 9:00am | |
| 10:00am | |
| 11:00am | |
| 12:00pm | |
| 1:00pm | |
| 2:00pm | |
| 3:00pm | |
| 4:00pm | |
| 5:00pm | |
| 6:00pm | |
| 7:00pm | |
| 8:00pm | |
| 9:00pm | |
| 10:00pm | |
| 11:00pm | |
| 12:00am next day | |
| 01:00 | |
| 02:00 | |
| 03:00 | |
| 04:00 | |
| 05:00 | |
| 06:00 | |
| 07:00 | |
| 08:00 | |
| 09:00 | |
| 10:00 | |
| 11:00 | |
| 12:00 | |
| 13:00 | |
| 14:00 | |
| 15:00 | |
| 16:00 | |
| 17:00 | |
| 18:00 | |
| 19:00 | |
| 20:00 | |
| 21:00 | |
| 22:00 | |
| 23:00 | |
| 00:00 next day |
Phoenix Time Zone and Facts
Time Zone
Phoenix Facts
Great Falls Time Zone and Facts
Time Zone
MST – Mountain Standard Time, UTC-7 (standard time)