NC North Carolina, United States postal abbreviation

NC-17, Motion Picture Association of America film rating system code indicating that children under 17 are not admitted

NC/nc New Caledonia, FIPS country code and internet country code

NC Neglected Mario Characters, a webcomic on a Nintendo fansite

NC Numerical control, method of automatic operation of machine tools

NC Network computer, a diskless desktop computer in the late 1990s

NC-4, the first aircraft to cross the atlantic (with multiple stops)

Curtiss NC, American flying boat nicknamed the "Nancy boat"

NC, an international maritime distress signal

NC (complexity) Nick's Class, the set of decision problems decidable in polylogarithmic time on a parallel computer with a polynomial number of processors

NCsoft, a producer of MMORPGs such as Lineage

NC Norton Commander, an orthodox file manager program

NC National Jet Systems, Australian charter airline IATA designator

.nc.tr Northern Cyprus, de facto independent republic internet code

NC Northern Air Cargo, An American cargo airline IATA designator

nc, command name for Netcat a computer network utility

NC, Normally closed, a switch where the default position is closed