| Doolin Security Savings Bank | West Virginia |
| Dort Federal Credit Union | Michigan |
| Dor-Wic Federal Credit Union | Maryland |
| Douglas County Credit Union | Wisconsin |
| Douglas National Bank | Georgia |
| Dover Federal Credit Union | Delaware |
| Dover-Phila Federal Credit Union | Ohio |
| Dowagiac Area Federal Credit Union | Michigan |
| Dow Bucks County Federal Credit Union | Pennsylvania |
| Dow Chemical Employees' Credit Union | Michigan |
| Dowell Federal Credit Union | Oklahoma |
| Dow Great Western Credit Union | California |
| Dow Jones Employees Federal Credit Union | New Jersey |
| Down East Credit Union | Maine |
| Downey Federal Credit Union | California |
| Dow Northeast Employees Federal Credit Union | Pennsylvania |
| Downriver Community Federal Credit Union | Michigan |
| DOY Federal Credit Union | Ohio |
| Drake Bank | Minnesota |
| Dresser Alexandria Federal Credit Union | Louisiana |
| Drummond Community Bank | Florida |
| DSRM National Bank | New Mexico |
| Dublin National Bank | Texas |
| Dubois-Pike Federal Credit Union | Indiana |
| Dubuque Bank and Trust | Iowa |
| Dubuque Postal Employees Credit Union | Iowa |
| Ducote Federal Credit Union | Florida |
| Dugway Federal Credit Union | Utah |
| Duke University Federal Credit Union | North Carolina |
| Duluth Fire Department Credit Union | Minnesota |
| Duluth Police Department Employees Credit Union | Minnesota |
| Duluth Teachers Credit Union | Minnesota |
| Dunlop Employees Federal Credit Union | New York |
| Dupaco Community Credit Union | Iowa |
| DuPage County Employees Credit Union | Illinois |
| DuPont Community Credit Union | Virginia |
| Dupont Community Credit Union | Tennessee |
| DuPont Employees Credit Union | Iowa |
| Dupont Goodrich Federal Credit Union | Texas |
| Duq Lite Employees Federal Credit Union | Pennsylvania |
| Du Quoin State Bank | Illinois |
| Durand State Bank | Illinois |
| Durden Banking Company | Georgia |
| Dutch Point Credit Union | Connecticut |
| DuTrac Community Credit Union | Iowa |
| Dutton State Bank | Montana |
| Duval Federal Credit Union | Florida |
| DVA Federal Credit Union | District of Columbia |
| Dynamic Federal Credit Union | Ohio |
| Dysart State Bank | Iowa |