List of highways numbered 231
From Wikipedia, the free encyclopedia
The following highways are listed as Route 231
- U.S. Route 231
- Florida State Road 231
- M-231 (Michigan highway)
- Minnesota State Highway 231
- North Carolina Highway 231
- Nevada State Route 231
- New York State Route 231
- State Route 231 (Ohio)
- Tennessee State Route 231
- Texas State Highway 231
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