Abkürzungen "N"
| NADARS | Newbury And District Amateur Radio  |
| NADXA | Northern Arizona DX Association |
| NAQCC | North American QRP CW Club |
| NAQP | North American QSO Party |
| NCDXA | North Country DX Association |
| NCDXC | Northern California DX Club |
| NDG | Natal Digital Group |
| NDXA | Nara DX Association |
| NIDXA | Northern Illinois DX Association |
| NIAR | National Institute of Amateur Radio |
| NIPR | National Institute for Polar Research |
| NPOTA |
National Parks on the Air |
| NRA | Núcleo Radioamadores da Armada |
| NRAU | Nordic Radio Amateur Union |
| NRRL | Norsk Radio Relæ Liga |
| NSF | National Science Foundation |
| NWARG | North Wales Amateur Radio Group |
| NZARP | New Zealand Antarctic Research Program |
| NZART | New Zealand Association of Radio Transmitters |
| NZ WARO |
New Zealand Woman Amateur Radio Operators |
