Pennsylvania has the shortest international land boundary of all the US states. The border between Pennsylvania and Canada is 42 miles long. The border between Canada and Idaho is 45 miles long. Alaska shares 1,538 miles of border with Canada.
New Hampshire, 13 miles
TAS
Pennsylvania borders Maryland to the south.
New South Wales has the longest
South Australia :)
Canada has only two land borders with the US. One with the contiguous states and the other with Alaska. These are therefore the two shortest and longest borders.
Australia's borders are protected by the Australian Customs and Border Protection Service. You can find this information and much more about the Australian government online on their website.
They have no land borders, but Australia shares maritime borders with Indonesia, Papua New Guinea and New Zealand.
The State of Idaho borders the State of Montana directly to the West.
Which northwestern state borders Idaho and Oregon?
what state borders montana to the north
What state borders to the north of where? There is not enough information.
the Pacific ocean borders Washington State.
No state. Canada borders Idaho to the north.