| Abbreviation | Definition |
|---|---|
| NST | Nichiren Shoshu True Buddhism |
| NST | Non Secular Terms |
| NSTE | North Shore Temple Emanuel |
| NT | New Testament |
| NTAF | National Theological Accrediting Foundation |
| NTC | National Training Camp |
| NTCA | North Texas Christian Academy |
| NTCS | New Testament Christian School |
| NTCS | North Toronto Christian School |
| NTE | New Testament Epistles |
| NTIC | North Texas Islamic Council |
| NTM | New Tribes Mission |
| NTS | New Testament Studies |
| NTW | Norwegian Thelemic Youth |
| NTY | Norwegian Thelemic Youth |
| NUCU | Nottingham University Christian Union |
| NUM | Numbers |
| NUMB | NEBRASKA UNITED METHODISTS BIKE run |
| NUMC | Northbrook United Methodist Church |
| NUMCYPB | Northbrook United Methodist Church Youth Praise Band |