Zone 4

Zone 4 may refer to:

• Hardiness zone, a geographically defined zone in which a specific category of plant life is capable of growing
• Marcory Zone 4, one of the four zones of Marcory, Abidjan, Ivory Coast
• Travelcard Zone 4, of the Transport for London zonal system
• Zone 4 (record label), a record label created by producer Polow da Don
• Zone 4 of Milan