List of highways numbered 478

The following highways are numbered 478:

Australia

 * Back Beach Road

Canada

 * Manitoba Provincial Road 478

Japan

 * Japanese National Route Sign 0478.svg Japan National Route 478

United States

 * I-478.svg Interstate 478 (unsigned designation for the Brooklyn–Battery Tunnel)
 * Sumter County Road 478 FL.svg County Road 478 (Sumter County, Florida)
 * Sumter County Road 478A FL.svg County Road 478A (Sumter County, Florida)
 * Louisiana 478.svg Louisiana Highway 478
 * MD Route 478.svg Maryland Route 478
 * New Mexico 478.svg New Mexico State Road 478
 * PA-478.svg Pennsylvania Route 478
 * Ellipse sign 478.svg Puerto Rico Highway 478
 * Texas FM 478.svg Farm to Market Road 478 (Texas)
 * Texas Loop 478.svg Texas State Highway Loop 478