| DIFS | Daily Inspirations For Songwriters 
| Others |
| DIFS | Dallas Institute of Funeral Service
| Others |
| DIFS | DCF Inter frame Space
| Others |
| DIFS | Defence Infrastructure Fire Standards
| Others |
| DIFS | Defense Integrated Financial System
| Others |
| DIFS | Deliberately Ignorant F**k Stick
| Others |
| DIFS | Department of Ichthyology and Fisheries Science
| Others |
| DIFS | Department of Insurance and Financial Services
| Others |
| DIFS | Development Infrastructure Funding Study
| Others |
| DIFS | DGT induced fluxes in soils
| Others |
| DIFS | Dham Institution For Savings
| Others |
| DIFS | Distributed coordination function InterFrame Space
| Others |
| DIFS | Distributed Inter Frame Space
| Others |
| DIFS | Distributed Inter Frame Spacing
| Others |
| DIFS | Division of Identification and Forensic Science
| Others |
| DIFS | Division of Investigative and Forensic Services
| Others |
| DIFS | Division of iPod Family Services
| Others |
| DIFS | Document Importer For SharePoint
| Others |
| DIFS | Dutch International Food Supply
| Others |