By 1930, counties and townships across the U.S. had built a large number of farm-to-market roads, many of which were in need of repairs and safety improvements. The Chief of the Bureau of Public Roads, Thomas Harris MacDonald See more

Missouri has a similar state-operated system of farm-to-market roads, called Missouri supplemental routes. Missouri uses single (e.g., "A", "B", etc.) and double letters (e.g., "AA", "BB", etc.).
Iowa also has a farm-to-market road system. Those … See more

This term is most closely associated with Texas, where Farm to Market Road and Ranch to Market Road indicate roadways that are part of the … See more

• List of Farm to Market Roads in Texas
• Agricultural road See more

• Texas Department of Transportation See more