List of highways numbered 484

The following highways are numbered 483:

Ireland

 * IRL R484.svg R484 regional road

Japan

 * Japanese National Route Sign 0484.svg Japan National Route 484

Spain

 * Autovía A-484

United States

 * I-484.svg Interstate 484 (cancelled)
 * Elongated circle 484.svg Kentucky Route 484
 * MD Route 484.svg Maryland Route 484 (former)
 * PA-484.svg Pennsylvania Route 484
 * Ellipse sign 484.svg Puerto Rico Highway 484
 * Texas Loop 484.svg Texas State Highway Loop 484