| Acronym | Definition |
|---|
| FCMI | First-Class Mail International (USPS) |
| FCMI | Fibre Channel Methodology for Interconnects |
| FCMI | Fellow of the Chartered Management Institute (UK) |
| FCMI | Fare Calculation Mode Indicator (pricing) |
| FCMI | Franche Comté Maintenance Industrielle (French industrial maintenance company) |
| FCMI | Football Club Martignas Illac (France) |
| FCMI | Fillmore Construction Management Inc (Canada) |
| FCMI | Fuel-Cladding Mechanical Interaction |
| FCMI | Flying Capacitor Multilevel Inverter (electrical engineering) |
| FCMI | Fellow of the Cairnmillar Institute (Australia) |
| FCMI | Fellowship of Christian Ministries International |
| FCMI | Frank Chapman Memorial Institute (Albany, NY) |
| FCMI | First Correctional Medical Inc. (Tucson, AZ) |