
US-20/US-26 East Approaching I-25/US-87
US-20/US-26 East approaching I-25/US-87. Use I-25/US-87 south for Casper and Cheyenne. Use I-25/US-87 north for Midwest. Continue straight for Events Center and Historic Trails Center.

I-25 South - Exit 189
I-25/US-87 South - Exit 189 - US-20/US-26 West/Shoshoni/Airport. US-20/US-26 joins I-25 south through Casper.

I-25 North - Exit 189
I-25 north at Exit 189 - US-20/US-26 West/To WY-220/Shoshoni/Port of Entry. Continue north on I-25/US-87 to Midwest and Buffalo. US-20/US-26 West leave I-25 northbound.

I-25 South - Exits 189, 188B, 188A
I-25/US-87 South at Exit 187 - US-20/US-26 West/Shoshoni/Port of Entry. Approaching Exit 188B - WY-220 West/Poplar St. Also approaching Exit 188A - BL-25 South/Center St. US-20/US-26 join I-25/US-87 south through Casper at this interchange.