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Guide Signs: Route Signs

Learn the meaning of route signs signs. Compare the pictures, read the driving guidance and follow the linked official sources.

Sign explanations are currently available in English.

Explore these signs

7 signs in this collection. Every sign’s meaning is free to read; a free account opens the full explanation. Study counts cover unique published English materials across all states; availability depends on your state and access plan.

7 signs

Bike route sign (D11-1)

Bike route

D11-1

Meaning & what to do
Interstate route sign (M1-1)

Interstate route

M1-1

Meaning & what to do
Business loop sign (M1-2)

Business loop

M1-2

Meaning & what to do
US route sign (M1-4)

US route

M1-4

Meaning & what to do
State route sign (M1-5)

State route

M1-5

Meaning & what to do
County route sign (M1-6)

County route

M1-6

Meaning & what to do
Forest route sign (M1-7)

Forest route

M1-7

Meaning & what to do

Sources & scope

Independent educational summaries by DMV One Way. Sign designs follow MUTCD conventions; state and local rules can add restrictions. Use your current state handbook and the signs on the road for the rules that apply to your trip.

Sources checked . Current guide illustrations: public-domain FHWA Standard Highway Signs. Historical illustrations: DMV One Way archive.

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