Quezon City, a highly urbanized city in the Republic of the Philippines
Quake C is an interpreted scripting language implemented in the computer game Quake by ID Software
Quad Cities, a group of four cities on the Mississippi river, on both sides of the Iowa/Illinois border
Quay Crane, a crane located on a quayside used for the loading and unloading of goods and materials to and from vessels, usually appeared in container terminal
"Queen's Court", the oldest building on the Fordham University campus, located in the Bronx, NYC
Quality control, the process of meeting products and services to consumer expectations