| IPEA | Illinois Public Energy Agency 
| Others |
| IPEA | Independent Parliamentary Expenses Authority
| Others |
| IPEA | Indian Prairie Education Association
| Others |
| IPEA | Infiniti Performance Engineering Academy
| Others |
| IPEA | International Polarity Education Alliance
| Others |
| IPEA | International Preliminary Examination Authority
| Others |
| IPEA | International Professional Engineers Agreement
| Others |
| IPEA | Irish Prison Education Association
| Others |