Current route in Arizona: Defunct
Current route nationally: Defunct
Historical route in Arizona: Kingman to NV line at
Historical route nationally: Kingman to Morro Bay, CA
US 466 from Kingman was created at the same time as US 93. US 466 served as an all-weather route into California, but was always multiplexed with US 93 in Arizona.
Prior to the completion of the crossing at Hoover Dam, the road was AZ 69.
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Last updated 4/1/2003