Time zones in North America
7 distinct UTC offsets are in force across North America right now, spread over 29 IANA zones and 540 cities we track. Offsets shown are today’s: where a zone observes daylight saving, it moves.
Offsets in force today
1 zone
Honolulu
1 zone
Anchorage
6 zones
Los Angeles · Phoenix · San Diego · Tijuana · San Francisco · Seattle · Portland · Las Vegas · Vancouver
8 zones
Mexico City · Guadalajara · Monterrey · Calgary · Edmonton · Denver · Washington
5 zones
Chicago · Houston · Dallas · Austin · Winnipeg · Cancún · Minneapolis
5 zones
New York · Toronto · Montreal · Philadelphia · Ottawa · Detroit · Boston · Atlanta · Miami
3 zones
Halifax
Major cities in North America
Daylight saving in North America
Clocks change in 19 of this region’s zones. In 2026 the first change is Sunday 8 March and the last is Sunday 1 November. Every date we track is on the daylight saving dates page.
Zones here that never change clocks
- Mexico City
- Phoenix
- Monterrey
- Chihuahua
- Merida
- Hermosillo
- Mazatlan
- Cancun
- Honolulu
- Regina