| NH | Nam Hee 
| Others |
| nH | Nano-Henry
| Others |
| NH | Nathalie Hendriks
| Others |
| NH | National Highway
| Others |
| NH | National Highways
| Others |
| NH | National Holiday
| Others |
| NH | National Hose
| Others |
| NH | Native Height
| Others |
| NH | Nato Helicopter
| Others |
| NH | Natural Harmonic
| Others |
| NH | Natural Health
| Others |
| NH | Navarra Hoteles
| Others |
| NH | Navarra Hotels
| Others |
| NH | Navy Hoedown
| Others |
| NH | Nearly Human
| Others |
| NH | Negative High
| Others |
| NH | Neurologic History
| Others |
| NH | New Hall
| Others |
| NH | New Hampshire
| State |
| NH | New Haven
| Others |
| NH | New Haven Field Office
| Others |
| NH | New Hire
| Others |
| NH | New Hope
| Others |
| NH | New Horizon
| Others |
| NH | New York, New Haven and Hartford Railroad (CSX Transportation)
| Others |
| NH | Newport Hydrographic
| Others |
| NH | News Hopper
| Others |
| NH | Newton Hall
| Others |
| NH | Next Hop
| Others |
| NH | Nice Hand
| Others |
| NH | Nice Hand (Poker)
| Others |
| Nh | Nihonium
| Others |
| NH | Nil Height
| Others |
| NH | Ninja Hero
| Others |
| NH | No Hall
| Others |
| NH | No Handle
| Others |
| NH | No Hardware
| Others |
| NH | No Hassle
| Others |
| NH | No Hate
| Others |
| NH | No Headstone
| Others |
| NH | No Heat
| Others |
| NH | No History
| Others |
| NH | No Honour
| Others |
| NH | No Horn
| Others |
| NH | No Host
| Others |
| NH | No Humedad (Non-Humidity)
| Others |
| NH | Nob Head
| Others |
| NH | Nobody Home
| Others |
| NH | Nominal Height
| Others |
| NH | Nominal Height adjustment maneuver
| Others |
| NH | Nominated House
| Others |
| NH | Non Healthcare
| Others |
| NH | Non-Hispanic
| Others |
| NH | Noord Holland
| Others |
| NH | North Holland
| Others |
| NH | North Horizons
| Others |
| NH | Northampton Hardcore
| Others |
| NH | Northern Hemisphere
| Others |
| NH | Not Happy
| Others |
| NH | Not Held
| Others |
| NH | Not Helpful
| Others |
| NH | Not Here
| Others |
| NH | Not Hillary
| Others |
| NH | Not Honors
| Others |
| NH | Not Human
| Others |
| NH | Novice High
| Others |
| NH | Nuclear Hardened
| Others |
| NH | Nueva Hosteleria
| Others |
| NH | Nuke Hazard
| Others |
| NH | Number Holder
| Others |
| NH | Number of Hits
| Others |
| NH | Number of Holes
| Others |
| NH | Nursing Home
| Others |
| NH | Nursing Homes
| Others |
| NH | Nut House
| Others |