Passenger Name Record
Panhandle Northern Railroad
Point of No Return
Profiler Network Review
Panhandle and Northern Railroad
Prior Notice Required
IATA code for Pointe-Noire Aerodrome, Pointe-Noire, Republic of the Congo
Packaged Nuclear Reactor
PAN Air
Panhandle Northern Railroad Company
pannier
Passenger Name Records
Pentair, Inc.
pentanucleotide repeat
photoreceptor nuclear receptor
Pioneer
Pittsburg Naval Reactor
Plan Nacional de Rehabilitacion
polarized neutron reflection
Polarized Neutron Reflectometry
Prague Normotensive Rat
Private Network Record
Private Number Rejection
proximal negative response
purine-rich negative regulatory
putative neurotransmitter receptor
Pôle National de Ressources
Prairie & Northern Region
Próprios Nacionais Residenciais
Push-Notification-Request