OC

Orange County (Governmental » State & Local)

**** Ocean City (Miscellaneous » Unit Measures)

*** Occitan (Regional » Language Codes (2 Letters))

*** Of Christ (Business » Firms)

** Organic Carbon (Academic & Science » Chemistry)

** On Call (Medical » Physiology)

** Other Company (Business » General)

* Off Campus (Academic & Science » Universities)

* Operations Center (Governmental » Military)

* Open Circuit (Academic & Science » Electronics)

* Organized Crime (Community » Law)

* Oral Contraceptive (Medical » Physiology)

* Other Characters (Community » Media)

* Optical Carrier (Computing » Networking)

* Organizing Committee (Community » Non-Profit Organizations)

* Original Content (Community » Media)

* Out of the Country (Governmental » FBI Files)

* Over Current (Academic & Science » Electronics)

* Open Cup (Community » Sports)

* Oklahoma Christian (Academic & Science » Universities)

* Out Of Character (Internet » Chat)

* Open Collector (Academic & Science » Electronics)

* Optical Channel (Computing » Telecom)

* Oleoresin Capsicum (Miscellaneous » Plastics)

* Operating Characteristic (Academic & Science » Electronics)

* Old Clothes (Miscellaneous » Clothes)