NFO is also sometimes used as an initialism for "Not Front Office", often to conceal discrimination.

NFO is an abbreviation for National Farmers Organization

NFO is an abbreviation for New Fund Offer, a term used in mutual fund of India used to refer to IPO of a fund.

NFO is EMS code for Norwegian Forest Cat in the Fédération Internationale Féline.

NFO is an acronym for Naval Flight Officer in the United States Navy.

.nfo is a filename extension for de-facto standard info text files accompanying compressed software legally or illegally distributed via BBSes and floppy disks.

.nfo is a filename extension used for Folio Infobase data files

NFO is a programming language used for modding TTDPatch and OpenTTD.