| Abbreviation | Definition |
|---|---|
| NCWA | National Collegiate Wrestling Association |
| NCWA | North Carolina Wrestling Association |
| NDW | New Dimension Wrestling |
| NGPW | New Generation Pro Wrestling |
| NGW | New Generation Wrestling |
| NGW | NeXt GeNeRaTioN WreStLinG |
| NHBW | No Holds Barred Wrestling |
| NJPW | New Japan Pro-Wrestling |
| NLW | No Limits Wrestling |
| NLWF | No Limit Wrestling Federation |
| NMCW | New Millennium Championship Wrestling |
| NPT | National Push Tournament |
| NPV | Northern Premier Wrestling |
| NPW | Nexus Pro Wrestling |
| NPW | Nightmare Pro Wrestling |
| NPW | Northern Premier Wrestling |
| NPWF | Nigeria Professional Wrestling Federation |
| NRW | Neighborhood Ruckus Wrestling |
| NRW | No Rules Wrestling |
| NSFW | Nitendo Squsi Flip Wind |