| Acronym | Definition |
|---|
| HNS | Hrvatski Nogometni Savez (Croatian Football Federation) |
| HNS | Housing and Neighborhood Services (various locations) |
| HNS | Health and Natural Sciences (various universities) |
| HNS | Hughes Network Systems LLC |
| HNS | Holy Name Society (religious organization) |
| HNS | Hospice of the North Shore (Danvers, MA) |
| HNS | Hughes Network Systems, Inc. |
| HNS | Home Network System |
| HNS | Hughes Network Systems |
| HNS | Host-Nation Support |
| HNS | Hrvatska Narodna Stranka (Croatian People's Party) |
| HNS | Housing Needs Study (UK) |
| HNS | Head & Neck Surgery |
| HNS | Hexanitrostilbene (explosive) |
| HNS | Help Net Security |
| HNS | Haines, AK, USA (Airport Code) |
| HNS | Hrvatski Nanbudo Savez (Croatian Nanbudo Union) |
| HNS | Hotel Nikko Saigon (Saigon, Vietnam) |
| HNS | HumaNature Studios (video game company; Albany, CA) |
| HNS | Health Network System (Ontario, Canada) |
| HNS | Hispanic News Service, Inc (Northcross, GA) |
| HNS | Hazardous Noxious Substances |
| HNS | Hardy Nursery Stock (horticulture) |
| HNS | H. Norman Schwarzkopf |
| HNS | Harbor Navigation Study (New York/New Jersey) |
| HNS | Hawaiian Network Services (US Defense Informatin Systems Agency) |
| HNS | Hybrid Navigation System |
| HNS | Hermitage Numismatic Society |
| HNS | Helicopter Navigation System |