Time in North Dakota
About 75% of North Dakota is in the Central Time Zone, while the southwest quarter is in the Mountain Time Zone.
Mountain Time is observed in:
- Bowman County
- Adams County
- Slope County
- Hettinger County
- Grant County
- Stark County
- Billings County
- Golden Valley County
- Parts of Sioux County, Dunn County, and McKenzie County
Central Time is observed throughout the rest of the state.
IANA time zone database
In the IANA time zone database, North Dakota is covered by five time zones, columns marked "*" contain the data from the file zone.tab:
| c.c.* | coordinates* | TZ* | comments* | UTC offset | UTC offset DST | Note |
|---|---|---|---|---|---|---|
| US | +415100-0873900 | America/Chicago | Central Time | |||
| US | +433649-1161209 | America/Boise | Mountain Time - south Idaho & east Oregon | |||
| US | +471551-1014640 | America/North_Dakota/Beulah | Central Time - North Dakota - Mercer County | |||
| US | +470659-1011757 | America/North_Dakota/Center | Central Time - North Dakota - Oliver County | |||
| US | +465042-1012439 | America/North_Dakota/New_Salem | Central Time - North Dakota - Morton County (except Mandan area) |
References
See also
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