| PIH | Pages In History
| Others |
| PIH | Paintings in Hospitals
| Others |
| PIH | Pan-American Institute of Highways
| Others |
| PIH | Partners in Healing
| Others |
| PIH | Partners in Health
| Others |
| PIH | Partners in Housing
| Others |
| PIH | Permanent Income Hypothesis
| Others |
| PIH | Pipeline Induction Heat
| Others |
| PIH | Plug In Hybrid
| Others |
| PIH | Plug-In Hybrid
| Others |
| PIH | Pocatello Regional Airport, Pocatello, Idaho USA
| Others |
| PIH | Post Inflammatory Hyperpigmentation
| Others |
| PIH | Post-inflammatory hyperpigmentation
| Others |
| PIH | Pre-Inquest Hearing
| Others |
| PIH | Pregnancy Induced Hypertension
| Others |
| PIH | Pregnancy-Induced Hypertension
| Others |
| PIH | Presbyterian Intercommunity Hospital
| Others |
| PIH | Project Implicit Health
| Others |
| PIH | Prolactin Inhibiting Hormone
| Others |
| PIH | Property Insurance Holding
| Others |
| PIH | Public and Indian Housing
| Others |