1. Australia

2. Canada

3. Ireland

4. Japan

5. Norway

6. Spain

7. United Kingdom

8. United States

Route 420 or Highway 420 may refer to:

Australia

• {{AUshield|VIC|M420}} Bass Highway (Victoria)

Canada

• Ontario Highway 420
• New Brunswick Route 420
• Newfoundland and Labrador Route 420

Ireland

• R420 road

Japan

• Japan National Route 420

Norway

• Norwegian County Road 420

Spain

• N-420

United Kingdom

• A420 road (Bristol to Oxford)

United States

• Interstate 420 (multiple highways) (former)
• U.S. Route 420
• Florida State Road 420 (former)
• County Road 420 (Orange County, Florida)
• Louisiana Highway 420
• Indiana Highway 420 (now Interstate 94).
• New Mexico State Road 420
• New York State Route 420
• Ohio State Route 420
• Pennsylvania Route 420
• South Carolina Highway 420
• Tennessee State Route 420
• Farm to Market Road 420
• Virginia State Route 420
• Kentucky State Route 420

• Knutsen & Ludvigsen og den fæle Rasputin
• Knutsford by-election, 1979
• Knutsford Town Council
• Knutsford Urban District Council
• Knutsford War Memorial Cottage Hospital
• Knut Solem
• Knutson, Brian
• Knutson Dam
• Knutson, Steve
• Knutson, Thomas
• Knut's Party
• Knut Stiklestad
• Knut Stjerna
• Knut Strom
• Knut Strøm (handballer)
• Knutte Wester
• Knuttgen
• Knut T. Giaever
• Knut Tøraasen
• Knut Wiggen
• Knutzen, William
• KNUZ-TV
• KNVE
• KNVE (FM)
• K. N. Vijayakumar