AMP: 21 Location: Main St and I-90, Sheridan Exit right for I-90 east/US-14 east/maybe US-87 south. This is the only indicator anywhere of US-87 being on the freeway.Stay straight for 90 west/14 west/87 north, which is definitely true AMP: 21 Location: Main St and I-90, Sheridan Sharp turn to get on I-90 west. The business … Continue reading U.S. Route 14 Business, WYO 338 to I-90/I-90 Bus/US-14/US-87