WY-387 south at WY-258 in Midwest. Turn right to continue west on WY-387, and for I-25 traffic. It is probably shorter for I-25 south traffic to use WY-259 south, even though it is signed otherwise.
WY-387 South Approaching WY-259
WY-387 south approaching WY-259. Continue ahead (via county road) for Midwest. Turn right to continue on WY-387 south for Kaycee and Casper. Destinations via WY-259 (left turn) are not signed.