North America Time Zone Abbreviations

Time Zone Abbreviations used in North America. View individual countries in the region to determine the time zone observed.

North America Time Zone Abbreviations with UTC/GMT Offsets

ABBREVIATION TIME ZONE NAME UTC OFFSET
ADT ATLANTIC DAYLIGHT TIME UTC - 3
AKDT ALASKA DAYLIGHT TIME UTC - 8
AKST ALASKA STANDARD TIME UTC - 9
AST ATLANTIC STANDARD TIME UTC - 4
CDT CENTRAL DAYLIGHT TIME UTC - 5
CST CENTRAL STANDARD TIME UTC - 6
EDT EASTERN DAYLIGHT TIME UTC - 4
EST EASTERN STANDARD TIME UTC - 5
EGT EASTERN GREENLAND TIME UTC - 1
EGST EASTERN GREENLAND SUMMER TIME UTC + 0
HADT HAWAII-ALEUTIAN DAYLIGHT TIME UTC - 9
HAST HAWAII-ALEUTIAN STANDARD TIME UTC - 10
HST HAWAII STANDARD TIME (included for reference purposes) UTC - 10
MDT MOUNTAIN DAYLIGHT TIME UTC - 6
MeST METLAKATLA (Alaska Indian Community) UTC - 8
MST MOUNTAIN STANDARD TIME UTC - 7
NDT NEWFOUNDLAND DAYLIGHT TIME UTC - 2:30
NST NEWFOUNDLAND STANDARD TIME UTC - 3:30
PDT PACIFIC DAYLIGHT TIME (North America) UTC - 7
PMDT PIERRE & MIQUELON DAYLIGHT TIME UTC - 2
PMST PIERRE & MIQUELON STANDARD TIME UTC - 3
PST PACIFIC STANDARD TIME (North America) UTC - 8
WGT WESTERN GREENLAND TIME UTC - 3
WGST WESTERN GREENLAND SUMMER TIME UTC - 2



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