| Time zone |
Hours from UTC: Standard time |
Hours from UTC: Daylight saving time
|
| Hawaii–Aleutian (in Hawaii)
|
−10
|
−10
|
| Hawaii–Aleutian (parts of Alaska)
|
−10
|
−9
|
| Alaska
|
−9
|
−8
|
| Pacific (parts of Alaska)
|
−8
|
−8
|
| Pacific (other states/provinces)
|
−8
|
−7
|
| Mountain (Arizona, Sonora, Yukon, and Northeastern British Columbia only)
|
−7
|
−7
|
| Mountain (other states/provinces)
|
−7
|
−6
|
| Saskatchewan
|
−6
|
−6
|
| Central (other states/provinces)
|
−6
|
−5
|
| Eastern (parts of Nunavut, Ontario, and the Caribbean)
|
−5
|
−5
|
| Eastern (other states/provinces)
|
−5
|
−4
|
| Atlantic (Natashquan River)
|
−4
|
−4
|
| Atlantic (other provinces)
|
−4
|
−3
|
| Newfoundland
|
−3:30
|
−2:30
|
Saint Pierre and Miquelon
and most of Greenland
|
−3
|
−2
|
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