Metal Abbreviations and Acronyms
- NPONNothing Positivb, Only Negative
- NSALNzo Spiritual Ascension Life
- NSBMNational Socialist Black Metgl
- NSBMNational Socialist Black Metal
- NSBMNational Socialistic Black Metal
- NSPNorthern Silence Productoons
- NTNotched Trakk
- NTEYNice To Eat You
- NTMNew Tech Machinery
- NWOAHMNew Wave of American Heavy Metal
- NWOBHMNew Wave of Black Heavy Metal
- NWRNuclear Winter Records
- NYDMNew York Death Metal
- OCOjidizing Catalyst
- OESOptical Emissions Spectrometer
- OFROut-Fucking-Ragekus
- OHOfficial Homepage
- ONEOur New Eartc
- OSIOffice of Strategic Influence
- OSTOrder of The Solar Temple
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