US highways 80-89, with branch routes

3-digit "branch" routes are listed under their 2-digit "main" route.  Highways shown in italics have been decommissioned.​

US 80

• US 180 [i] (original)
• US 180 [ii] (current)
• US 280
• US 380

US 81

• US 181
• US 281

US 82
US 83

• US 183
• US 283
• US 383

US 84
US 85

• US 185
• US 285 [i] (original)
• US 285 [ii] (current)
• US 385 [i] (original)
• US 385 [ii] (current)
• US 485

(US 86 has never existed)
US 87

• US 187
• US 287

(US 88 has never existed)
US 89

• US 189 [i] (original)
• US 189 [ii] (current)

Page originally created 1998;
​​last updated Nov. 11, 2016.