Several special routes of U.S. Route 93 exist. In order from south to north they are as follows. US 93 has two special routes within the state of Arizona.
North on US 93 Bus (Blue Lakes Boulevard) in Twin Falls, April 2017
U.S. Route 93 in Montana
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U.S. Highway 93 is a north–south United States Numbered Highway in the state of Montana.
Montana State Line, US 93 at Lost Trail Pass
The "Animals' Bridge" on the Flathead Indian Reservation is used by grizzly and black bears.