| | 3301550980 | New Castle town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301551380 | Newfields town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301551620 | Newington town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301552340 | Newmarket town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301552900 | Newton town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301554580 | North Hampton town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301556820 | Northwood town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301557460 | Nottingham town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301562500 | Plaistow town | Rockingham County | NH | Active government
providing primary
general-purpose functions A |
| | 3301562900 | Portsmouth city | Rockingham County | NH | Fictitious entity created
to fill the Census Bureau
geographic hierarchy F |