List of highways numbered 100A

The following highways are numbered 100A:

United States[]

• County Road 100A (Bradford County, Florida)
  • County Road 100A (Columbia County, Florida)
  • County Road 100A (Union County, Florida)
• Maine State Route 100A
• New York State Route 100A
• Vermont Route 100A

This article includes a list of roads, streets, highways, or other routes that are associated with the same title.
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