Phoenix to Castle Rock Time Converter
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Quick answers
Selected conversion
5:00 am05:00 MST (UTC-7), Oct 29, 2026 = 6:00 am06:00 MDT (UTC-6), Oct 29, 2026
Phoenix is 1 hour behind Castle Rock.
How the time difference changes
For most of the year, Phoenix is 1 hour behind Castle Rock. From Nov 1, 2026 to Mar 14, 2027, Phoenix and Castle Rock 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 Castle Rock. 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 Castle Rock.For most of the year, working hours of 09:00 to 18:00 in Phoenix correspond to 10:00 to 19:00 in Castle Rock. At other times of the year, working hours of 09:00 to 18:00 in Phoenix correspond to 09:00 to 18:00 in Castle Rock.
Compare Phoenix time with Castle Rock 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 Castle Rock, CO, USA
Phoenix to Castle Rock 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 Castle Rock
5:00 am05:00 MST (Mountain Standard Time) (Phoenix, AZ, USA). Offset UTC -7:00 hours
6:00 am06:00 MDT (Mountain Daylight Time) (Castle Rock, CO, USA). Offset UTC -6:00 hours
5:00 am05:00 Phoenix, AZ, USA / 6:00 am06:00 Castle Rock, CO, 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.
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Phoenix Time Zone and Facts
Time Zone
Phoenix Facts
Castle Rock Time Zone and Facts
Time Zone
MST – Mountain Standard Time, UTC-7 (standard time)