| Acronym | Definition |
|---|
| PFSI➣Philippine Financial Services Inc. (Canada) |
| PFSI➣Pennsylvania Fire & Emergency Services Institute |
| PFSI➣Primerica Financial Services Investments |
| PFSI➣Pioneer Financial Services, Inc. (Canton, OH) |
| PFSI➣Penn Funding Services Inc. (Huntingdon Valley, PA) |
| PFSI➣Perivisceral Fat Signal Intensity |