Category:Roads numbered 420

• Signs for roads numbered 420‎ (1 C, 21 F)

A

• A420 road (England)‎ (15 C, 136 F)
• Aichi Prefectural Road Route 420‎ (2 F)

B

• BR-420‎ (5 F)
• Bundesstraße 420‎ (1 C, 9 F)

E

• E420‎ (2 C, 2 F)

I

• Interstate 420‎ (3 C)
• Interstate 420 (Georgia)‎ (1 F)
• Interstate 420 (Louisiana)‎ (1 F)

K

• Kentucky Route 420‎ (2 F)

L

• Road V420 (Latvia)‎ (2 F)

N

• New Mexico State Road 420‎ (1 C, 1 F)
• New York State Route 420‎ (5 F)

O

• Ohio State Route 420‎ (3 F)
• Ontario Highway 420‎ (2 C, 21 F)

P

• Pennsylvania Route 420‎ (1 C, 8 F)

R

• Road II/420 (Czech Republic)‎ (4 C, 6 F)
• Route 420 (Japan)‎ (17 F)
• Route nationale 420‎ (3 F)

S

• Strada Statale 420 Sabbionetana‎ (2 F)

T

• Tokyo Metropolitan Road Route 420‎ (2 C, 14 F)

V

• Virginia State Route 420‎ (1 C, 12 F)