- UOP
- University of Phoenix (Academic & Science » Universities)* University of Pittsburgh (Academic & Science » Universities)* Universal Oil Products (Business » Firms)* Upper Ocean Processes (Academic & Science » Ocean Science)* Urine Output (Medical » Physiology)* Underserved Opportunities Program (Governmental » US Government)* Ultima Online Portal (Computing » Software)* User Operation Prohibition (Computing » Networking)* University Of Planet (Miscellaneous » Science Fiction)* Ultima Online Powergamers (Internet)* UCAR (University Corporation For Atmospheric Research) Office of Programs (Academic & Science » Meteorology)* U Owe Paul (Internet » Chat)* UCAR (University Corporation For Atmospheric Research) Office of Programs (Academic & Science » Universities)* University Of Pacifica (Academic & Science » Universities)
Abbreviations dictionary. 2012.