| Abbreviation | Definition |
|---|---|
| DCC | DOI Career Connection |
| DCDG | Dietetics Career Development Guide |
| DCDP | Diversity Career Development Program |
| DCGC | Diploma in Career Guidance and Counselling |
| DCI | Distinguished Careers Institute |
| DCIP | Defense Career Intern Program |
| DCN | Dual Career Network |
| DCNG | Dual Career Network Germany |
| DCRN | Delaware Career Resource Network |
| DCT | Diversified Career Training |
| DCTC | Downriver Career Technical Consortium |
| DCW | Direct Care Workers |
| DICP | Diversity Internship Career Preparation |
| DIRECT | Diversity and Inclusion in Research Education and Career Training |
| DISCO | Development of Information Services for Career Opportunities |
| DIWA | Democratic Independent Workers Association |
| DLHWC | Division of Longshore and Harbor Workers Compensation |
| DLHWC | Division of Longshore Harbor Workers Compensation |
| DLO | Distributors Logistics Officer |
| DMHW | Disaster Mental Health Workers |