List of highways numbered 1A

• Alberta Highway 1A
• British Columbia Highway 1A
• Manitoba Highway 1A
• Route 1A (Prince Edn mm...ward Island)

• Bundesstraße 1a, a German road

• NH 1A

• New Zealand State Highway 1A

• U.S. Route 1A
• Delaware Route 1A
• Massachusetts Route 1A
• New Hampshire Route 1A
• New York State Route 1A (former)
• Rhode Island Route 1A
• Secondary State Highway 1A (Washington) (former)

• National Route 1 (Vietnam), also known as National Route 1, a road connecting the northernmost and southernmost areas of the country

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