NPL
NPL can refer to New Plymouth, a city on New Zealand’s west coast, or to the National Priorities List, the EPA’s inventory of hazardous sites, and is also used in scientific contexts such as zero‑phonon line spectroscopy.
Medical
Miscellaneous
Non Profit License
National Premier Leagues
National Phone Losers
Non Performing Loans
New Personality and Life
Not For Profits Licence
Governmental
Academic & Science
Nuclear Plasma Laboratory
Nashville Public Library
Naperville Public Library
Norristown Public Library
Nancys Postfix Language
Neutral Protamine Lyspro
National Physical Laboratory
Norfolk Public Library
Newark Public Library
Normal Power Level
Nikon Pulsed Laser
National Physics Laboratory
NOAAPORT Liaison
National Priorities List
No (zero) Phonon Line