EFO
Encyclopedia
EFO may refer to:
- Errors, freaks, and odditiesErrors, freaks, and odditiesIn philately, "errors, freaks, and oddities" or "EFO" is a blanket term referring to all the kinds of things that can go wrong when producing postage stamps...
, non-standard stamps - Eddie From OhioEddie From OhioEddie from Ohio is an American folk band.Formed in 1991 in Northern Virginia, the band has achieved considerable local success, winning four Wammies Eddie from Ohio (or often just EFO) is an American folk band.Formed in 1991 in Northern Virginia, the band has achieved considerable local success,...
, a Virginia folk band - Egyptian Friendship Organization