The list is from East to West. The six time zones and the provinces & territories with each zone, are - Newfoundland Time Zone (Newfoundland); Atlantic Time Zone (Labrador, Prince Edward Island, New Brunswick & Nova Scotia); Eastern Time (Quebec, Ontario & Ninavut); Central Time Zone (Manitoba, Saskatchewan & part of Northwest Territories); Mountain Time Zone (Alberta & Rest of Northwest Territories); and the Pacific Time Zone (British Columbia & Yukon Territory).

More Info: i.imgur.com