What does ODO stand for?

Odometer - Automotive engineering

Odom Fiberglass Inc., Pace, FL - Manufacturer code for watercraft hull identification number (USCG)

Offensive Duty Officer (SAUS)

Office of Disability Operations - Social Security Administration - Began in 1979 (OICC)

Opeongo High School, Douglas, Ontario - Library symbol - National Library of Canada (NLC)

Operations Duty Officer (MUGU)

Outdoor Officer - Customs - British

Odofredus - Deceased, 1265 - Authority cited in pre-1607 legal work (DSA)