U.S. Route 21 (character)

U.S. Route 21 (US 21) is the recurring character in Intertropolis & Routeville. She is a female U.S. Highway shield who loves to stay up late all night long. She is one of the 23 members of the Main U.S. Highway signs living in the Main Highway Lounge of Routeville.

Characters

Main characters
Interstate 48 • U.S. Route 86
Supporting characters
Interstate 21 • Interstate 23 • Interstate 248 • U.S. Route 47 • U.S. Route 389
Recurring characters (Interstates)
Interstate 0 • Interstate 1 • Interstate 5 • Interstate 10 • Interstate 15 • Interstate 20 • Interstate 25 • Interstate 30 • Interstate 35 • Interstate 40 • Interstate 45 • Interstate 50 • Interstate 55 • Interstate 60 • Interstate 65 • Interstate 70 • Interstate 75 • Interstate 80 • Interstate 85 • Interstate 90 • Interstate 95 • Interstate 100 • Interstate 101
Recurring characters (U.S. Routes)
U.S. Route 0 • U.S. Route 1 • U.S. Route 2 • U.S. Route 10 • U.S. Route 11 • U.S. Route 20 • U.S. Route 21 • U.S. Route 30 • U.S. Route 31 • U.S. Route 40 • U.S. Route 41 • U.S. Route 50 • U.S. Route 51 • U.S. Route 60 • U.S. Route 61 • U.S. Route 70 • U.S. Route 71 • U.S. Route 80 • U.S. Route 81 • U.S. Route 90 • U.S. Route 91 • U.S. Route 100 • U.S. Route 101
Minor characters (Interstates)
Interstate 22 • Interstate 28 • Interstate 31 • Interstate 32 • Interstate 33 • Interstate 34 • Interstate 38 • Interstate 44 • Interstate 47 • Interstate 53 • Interstate 89 • Interstate 91 • Interstate 93 • Interstate 123 • Interstate 405 • Interstate 495 • Interstate 605
Minor characters (U.S. Routes)
U.S. Route 3 • U.S. Route 5 • U.S. Route 7 • U.S. Route 28 • U.S. Route 77 • U.S. Route 78
Minor characters (State Highways)
D.C. Route 295