Eastern Standard Time ( EST ) = GMT-5
Eastern Daylight Time ( EDT ) = GMT-4
Ontario is a Province of Canada located in the east-central part of Canada, the largest by population.
Ontario's largest metropolitan area and Canada's most populous city, Toronto , is the capital city of Ontario.
The national capital of Canada, Ottawa , is also located in Ontario!
Ontario is bordered by Manitoba on its west, Hudson Bay on its north, and Quebec on its east, and by three states of the USA to its south: Minnesota, Michigan, and New York. The US states of Ohio and Pennsylvania are across Lake Erie.
Government of Ontario website: www.ontario.ca