Zone
A zone was an area designated for a specific purpose.

Starbase Yorktown had several zones. Public transporters could beam visitors to any one of them. ()

Certain sections of the  were also known as zones. ()

On 21st century Earth, Sanctuary District A contained a red and a blue zone. ()

List of zones 
 Demilitarized Zone
 End zone
 Landing zone 
 Neutral zone
 Ped zone
 Quarantine zone
 Subspace zone
 Time zone
 War zone

External link