What states allows 57 foot trailer?

As of now, the states that allow 57-foot trailers primarily include Texas, New Mexico, and California, although specific regulations and allowances can vary by local jurisdictions within those states. Some states may permit longer trailers under certain conditions, but generally, 53-foot trailers are more commonly accepted across the U.S. To ensure compliance, it's important to check state-specific regulations and any relevant local laws.