Technically, there is no province directly East of Alaska. The territory directly East of Alaska, however, is the Yukon Territory.
Yukon
Yukon Territory.
Yukon, but it's a territory, not a province per se.
The Canadian province of British Columbia and Canada's Yukon Territory border Alaska to the east.
Alaska borders the Canadian province of British Columbia to the east and the Yukon Territory to the east. It also has maritime boundaries with Russia to the west.
Alaska is bordered by the Canadian province of British Columbia. It also is bordered by Yukon, a Canadian territory.
Alaska is bordered by the Canadian province of British Columbia. It also is bordered by Yukon, a Canadian territory.
Alaska is not in a Canadian province; it is an American state.
BC
Alaska does not border any state to the east. Alaska borders Canada to the east. Canada does not have states. Alaska borders Canada's province of British Columbia and Canada's Yukon Territory.
The Canadian province that borders Maine to the east is New Brunswick. The capital city of New Brunswick is Fredericton.