sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Highlight of the Night | *** |
| Hazardous Organic National | *** |
| Handhaven Op Niveau | *** |
| Home Office Network | *** |
| High Order Network | *** |
| Hands on Network | *** |
| Hazardous Organic NESHAPS | *** |
| human olfactory neurons | ** |
| Heath on the Net | ** |
| Health on the Network | ** |
| Heroes of Normandy | ** |
| Hierarchical Object Nets | ** |
| Hungarian Oncology Network | ** |
| Hazardous Organics NESHAPS | * |
| Heartland Opera Network | * |
| Hutthockeyclub Org Nz | * |
| Hands Off the Net | * |
| Hands Office the Net | * |
| Historic Occoquan Netrail | * |
| Home Organization Newsletter | * |