English abbreviations from hnc to hoan
- HNC (Billy Mitchell Airport (FAA: HSE))
- HNCA (Hmong Nature Conservancy Activity)
- HND (Honduras (ISO 3166 trigram))
- HNE (Tahneta Pass Airport (closed))
- HNG (Host New Goodies)
- HNGS (flasked Hostile Natural Gamma-ray Spectrometry tool flasked Hostile Natural Gamma-ray Spectrometry tool flasked Hostile Natural Gamma-ray Spectrometry tool flasked Hostile Natural Gamma-ray Spectrometry tool)
- HNH (Hoonah Airport)
- HNI (Heiweni Airport)
- HNIC (Hockey Night In Canada)
- HNK (Hinchinbrook Island Airport)
- HNL (Honduran lempira (ISO 4217 currency code))
- HNM (Hana Airport)
- HNN (Honinabi Airport)
- HNP (Harvard Negotiation Project)
- HNRA (Harehills Neighbourhood Renewal Area)
- HNS (Haines Airport)
- HNSA (Host-Nation Support Agreement)
- HNSC (House National Security Committee)
- HNSCC (Host-Nation Support Coordination Cell)
- HNT (Hunt)
- HNY (Hengyang Airport)
- HO (Historians Office)
- HOA (Hola Airport)
- HOAF (Honduran Armed Forces)
- HOAN (House Of All Nations)