Under the scheme finalized in 1926, two-digit US Highways are numbered in a grid; east--west highways have even numbers while north--south routes have odd numbers.
East--west highways have even numbers while north--south routes have odd numbers. Under the scheme finalized in 1926, two-digit US Highways are numbered in a grid.
Under the scheme finalized in 1926, two-digit US Highways are numbered in a grid. East--west highways have even numbers while north--south routes have odd numbers.
Under the scheme finalized in 1926, two-digit US Highways are numbered in a grid. East--west highways have even numbers while north--south routes have odd numbers.