| Abbreviation | Definition |
|---|---|
| HOP | Hastings Outreach Program |
| HOP | Help One Person |
| HOP | Help Our Planet |
| HOPE | Healing Of People Everywhere |
| HOPE | Heartlanders Opening People's Eyes |
| HOPE | Help Our Precious Earth |
| HOPE | Helping Open People's Eyes |
| HOPE | Helping Oppressed People Engage |
| HOPE | Homeownership and Opportunity for People Everywhere |
| HOPE | Homeschool Organization of Parent Educators |
| HOPP | Helping Out People Portal |
| HOS | Home Of the Sparrow |
| HOSF | Hands On San Francisco |
| HOSF | Hospice Of St Francis |
| HOSTS | Help One Student To Succeed |
| HOTTD | Hang On to the Dream Foundation |
| HPA | Heritage Preservation Association |
| HPAA | Highland Park High School Alumni Association |
| HPC | The Human Preservation Council |
| HPHT | Highland Park Heritage Trust |