United States+1 · .us · USD
Mountain Standard Time
IANA identifier America/Denver, standard offset UTC-07:00.
- IANA identifier
- America/Denver
- Standard offset
- UTC-07:00
- Daylight-saving offset
- UTC-06:00
- Countries using it
- 1
Offsets come from the IANA time zone database. Some zones switch between the standard and daylight-saving offset during the year.
Countries using America/Denver
Frequently asked questions
What is the IANA identifier for Mountain Standard Time?
The IANA time zone identifier for Mountain Standard Time is America/Denver. IANA identifiers are the stable names software and servers use, because they never change meaning with daylight saving time.
What is the standard UTC offset for America/Denver?
The standard offset for America/Denver is UTC-07:00. This means local time is -07:00 ahead of UTC during standard time.
Does America/Denver observe daylight saving time?
Yes. America/Denver shifts to UTC-06:00 during daylight saving time, so its offset changes during part of the year.
What is an IANA time zone identifier?
An IANA identifier is a stable, unambiguous name for a time zone written as Area/Location, such as America/Denver. Unlike abbreviations such as EST, IANA identifiers never become ambiguous, which is why they are used by servers and databases.
How many countries use America/Denver?
America/Denver is used by 1 published country, listed on this page.