 Wyoming Highway 220 | ||||
|---|---|---|---|---|
| Alcova Highway | ||||
 WYO 220 highlighted in red | ||||
| Route information | ||||
| Maintained by WYDOT, City of Casper | ||||
| Length | 72.79 mi (117.14 km) | |||
| Existed | 1938–present | |||
| Major junctions | ||||
| West end |   US 287 / WYO 789 at Muddy Gap Junction | |||
| East end |     I-25 / US 20 / US 26 / US 87 in Casper | |||
| Location | ||||
| Country | United States | |||
| State | Wyoming | |||
| Counties | Carbon, Natrona | |||
| Highway system | ||||
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Wyoming Highway 220 (WYO 220) is the principal highway connecting the city of Casper to US 287/WYO 789. WYO 220 lies in northwestern Carbon and southern Natrona counties and along the famous Oregon Trail.