| HEP | Habitat Evaluation Procedures 
| Others |
| HEP | Hal Ehwal Pelajar
| Others |
| HEP | Half Equivalence Point
| Others |
| HEP | Hall Effect Pickup
| Others |
| HEP | Hankyu Entertainment Park
| Others |
| HEP | Hankyu Entertainment Plaza
| Others |
| HEP | Harbor Estuary Program
| Others |
| HEP | Harmony Education Program
| Others |
| HEP | Head End Power
| Others |
| HEP | Health Education and Promotion
| Others |
| HEP | Healthy Eating Program
| Others |
| HEP | Heating Electrical and Plumbing
| Others |
| HEP | Hepatitis Education Project
| Others |
| HEP | Hetergeneous Element Processor
| Others |
| HEP | Hierosolymos Est Perdita
| Others |
| HEP | High Emitter Profile
| Others |
| HEP | High End Processor
| Others |
| HEP | High Energy Particle
| Others |
| HEP | High Energy Physics
| Others |
| HEP | High Explosive Plastic
| Others |
| HEP | Higher Education Program
| Others |
| HEP | Hip Elbow and Patella
| Others |
| HEP | History, Economics, and Political
| Others |
| HEP | Hockey Education Program
| Others |
| HEP | Holly Energy Partners
| Others |
| HEP | Home Education Partnership
| Others |
| HEP | Home Equity Prepayment
| Others |
| HEP | Home Exercise Program
| Others |
| HEP | Home Exercise Programme
| Others |
| HEP | Homeless Education Program
| Others |
| HEP | Homeless Emergency Project
| Others |
| HEP | Homeschool Enrichment Program
| Others |
| HEP | Hourly Electric Price
| Others |
| HEP | Hub Expansion Port
| Others |
| HEP | Human Epigenome Project
| Others |
| HEP | Human Error Probability
| Others |
| HEP | Hydro Electric Power
| Others |
| HEP | Hydro energy production
| Others |
| HEP | Novell Help Librarian Data File (Novell NetWare)
| Others |