- PNR
- Passenger Name Record (Governmental » Transportation)*** PentAir, Inc. (Business » NYSE Symbols)** Partido Nacional Revolucionario (International » Mexican)* Partido Nacional Renovador (International » Guatemalan)* Pointe Noire, Congo (Regional » Airport Codes)* Point Of No Return (Governmental » Transportation)* Personal Name Record (Community » Conferences)* Panhandle Northern Railroad Company (Regional » Railroads)* Polynorborane Rubber (Miscellaneous » Plastics)* Passenger Notes Of Record (Medical)
Abbreviations dictionary. 2012.