O&M
Look up O&M in Wiktionary, the free dictionary.
The abbreviation O&M can stand for:
Organizations
- Ogilvy and Mather, an advertising, marketing, and public relations agency
- Ohio and Mississippi Railway
- Ovens & Murray Football League
- Owens & Minor, a healthcare logistics company
Other uses
- Observations and Measurements, in information science
- Operations and maintenance
- Organization and Methods (management)
- Orientation and mobility, training for visually impaired people