| State: | WY |
| Type: | WY |
| Route: | 240 |
| Map Custom: | yes |
| Map Notes: | WYO 240 highlighted in red |
| Alternate Name: | Opal Road |
| Length Mi: | 12.28 |
| Length Round: | 2 |
| Length Ref: | [1] |
| Direction A: | South |
| Terminus A: | in Opal |
| Direction B: | North |
| Counties: | Lincoln |
| Previous Type: | WY |
| Previous Route: | 239 |
| Next Type: | WY |
| Next Route: | 241 |
Wyoming Highway 240 (WYO 240) is a 12.28-longNaN-long state road that in Lincoln County, Wyoming that connects U.S. Route 30 (US 30) and US 189 in the southeastern end of the county.
Wyoming Highway 240 is a north–south highway that runs from US 30 in Opal north 12.28miles to a north end at US 189 located approximately 21miles northeast of Kemmerer. WYO 240 Acts as a bypass for travelers connecting from US 30 west to US 189 north.