New South Wales has the longest
No state has both. Alaska has the longest State Border with Canada. Florida has the longest Atlantic shoreline.
California
The state on the west coast of the United States with the longest coastline is California. California borders on the Pacific Ocean.
California
South Australia :)
approximately 47 miles 53 metres 17 cm and 4 mm and 1mmm
on the north New York & on the south Maryland
The Australian state with the longest border is Western Australia, which shares extensive borders with the Northern Territory and South Australia. Western Australia's border measures approximately 3,400 kilometers. Australia's total land border length is around 8,000 kilometers, so Western Australia's border represents about 42.5% of the country's total border length.
Alaska. Oregon in the contiguous US.
National borders of WHAT country.
Alaska borders on the Canadian province of British Columbia and the Canadian territory of Yukon.