• Source: Secondary State Highway 1F

There were two secondary state highways in Washington numbered 1F:

Secondary State Highway 1F (Washington 1937-1961), now SR 20 between Burlington and Sedro-Woolley
Secondary State Highway 1F (Washington 1967-1970), now part of SR 11 in Bellingham

Kata Kunci Pencarian:

• Secondary State Highway 1F
• Washington State Route 20
• Washington State Route 11
• List of former state routes in Washington
• U.S. Route 5 in Connecticut
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• Buzz Aldrin
• Gateway Arch
• Friction
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