List of highways numbered 454

The following highways are numbered 454:

Japan

 * Japanese National Route Sign 0454.svg Japan National Route 454

United States

 * Louisiana 454.svg Louisiana Highway 454
 * MD Route 454.svg Maryland Route 454
 * Ellipse sign 454.svg Mississippi Highway 454
 * MT-sec-454.svg Montana Secondary Highway 454
 * NY-454.svg New York State Route 454
 * OR 454.svg Oregon Route 454
 * PA-454.svg Pennsylvania Route 454 (former)
 * Ellipse sign 454.svg Puerto Rico Highway 454
 * Texas FM 454.svg Farm to Market Road 454