| State: | WY |
| Type: | WY |
| Route: | 190 |
| Alternate Name: | Barnum Road |
| Map Custom: | yes |
| Map Notes: | WYO 190 highlighted in red |
| Length Mi: | 9.66 |
| Length Round: | 2 |
| Length Ref: | [1] |
| Direction A: | West |
| Terminus A: | Barnum Road in Barnum |
| Direction B: | East |
| Terminus B: | in Kaycee |
| Counties: | Johnson |
| Previous Type: | US |
| Previous Route: | 189 |
| Next Type: | US |
| Next Route: | 191 |
Wyoming Highway 190 (WYO 190) is a 9.66-longNaN-long state highway in Johnson County, Wyoming.
Wyoming Highway 190 begins its western end at the small settlement of Barnum, located southwest of Kaycee.[2] Named Barnum Road, Highway 190 travels roughly east-northeast toward Kaycee following the Middle Fork of the Powder River.[3] At 9.66 miles, WYO 190 reaches it eastern end at Wyoming Highway 191 (Mayoworth Road) in Kaycee. Exit 254 of I-25/US 87 can be accessed via WYO 191 less than a mile east of Highway 190's terminus.
Wyoming Highway 190 provides access to the Middle Fork Recreation Area near Barnum.[4]