US Highway endpoints in North Dakota
US 52 west end, 1935-present
Portal
US 83 north end, 1926-1931
near Bismarck
US 83 north end, 1931-present
near Westhope
US 10 west end, 1986-present
West Fargo
US 85 north end, 1926-1940
near Ambrose
US 85 north end, 1940-present
near Fortuna
US 281 north end, 1960s-present
near Dunseith
US 281 north end, 1940s-1960s
near Hansboro
US 281 north end, 1938-1940s
Rocklake
Common: US 81 / US 59 (probable)
Pembina. US 81 north end, 1926-1970s(?); US 59 north end, 1935-1950s (probable).
US 81 north end, 1970s-present
Pembina
US 59 north end, 1935-1950s (possible)
Pembina