| Abbreviation | Definition |
|---|---|
| NYEP | Nevada Youth Empowerment Program |
| NYEP | Nevada Youth Empowerment Project |
| NYF | National Youth Federation |
| NYF | National Youth Fund |
| NYF | Nepal Youth Foundation |
| NYF | Noorbakhshia Youth Federation |
| NYFA | National Youth Film Academy |
| NYFA | National Youth Football Alliance |
| NYFA | Northern Youth Football Association |
| NYH | Needham Youth Hockey |
| NYH | Newton Youth Hockey |
| NYLP | Newark Youth Leadership Project |
| NYM | Nigerian Youth Movement |
| NYMO | Northampton Youth Ministry Office |
| NYO | Nashoba Youth Orchestra |
| NYO | Nashoba Youth Orchestras |
| NYO | National Youth Orchestra |
| NYO | New Youth Orchestra |
| NYO | Nigeria Youth Organisation |
| NYO | Nigerian Youth Organization |