OES

OES stands for

Open Enterprise Server, a collection of network services
Optical emission spectrometry, an analytical method, see atomic emission spectrometry
Original Equipment Service, a collective term for a manufacturer of components in the spare parts business
Old English Sheepdog, a British dog breed, see Bobtail
Operationally Independent School, a concept of the Ministry of Culture, Youth and Sports of Baden -Württemberg for vocational schools
Austrian electronic system, an Austrian digital telephone system
District of Butzbach see Hausen- Oes

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