| Demopolis Federal Credit Union | Alabama |
| DeMotte State Bank | Indiana |
| Denali Federal Credit Union | Alaska |
| Denali State Bank | Alaska |
| Denmark State Bank | Wisconsin |
| Dennison Federal Credit Union | Michigan |
| Denocos Federal Credit Union | California |
| Denver Community Credit Union | Colorado |
| Denver Fire Department Federal Credit Union | Colorado |
| Denver Savings Bank | Iowa |
| Department of Commerce Federal Credit Union | District of Columbia |
| Department of Corrections Credit Union | Louisiana |
| Department of Labor Federal Credit Union | District of Columbia |
| Department of Public Safety Federal Credit Union | Oklahoma |
| Department of the Interior Federal Credit Union | District of Columbia |
| Department Stores National Bank | South Dakota |
| Derry Area Federal Credit Union | Pennsylvania |
| Dertown School Federal Credit Union | Pennsylvania |
| Desco Federal Credit Union | Ohio |
| Deseret First Federal Credit Union | Utah |
| Desert Medical Federal Credit Union | Arizona |
| Desert Sage Federal Credit Union | Idaho |
| Desert Schools Federal Credit Union | Arizona |
| Desert Valleys Federal Credit Union | California |
| Desertview Federal Credit Union | Utah |
| Desjardins Bank | Florida |
| Des Moines County Postal Credit Union | Iowa |
| Des Moines Fire Department Credit Union | Iowa |
| Des Moines Metro Credit Union | Iowa |
| Des Moines Police Officers Credit Union | Iowa |
| Des Moines Water Works Credit Union | Iowa |
| De Soto Mo Pac Credit Union | Missouri |
| Destinations Credit Union | Maryland |
| Detour Drummond Community Credit Union | Michigan |
| Deutsche Bank Trust Company Americas | New York |
| Deutsche Bank Trust Company Delaware | Delaware |
| Devils Slide Federal Credit Union | Utah |
| Devon Bank | Illinois |
| Dewey Bank | Illinois |
| De Witt Bank & Trust Co. | Iowa |
| DeWitt Bank & Trust Company | Arkansas |
| De Witt Savings Bank | Illinois |
| DEXSTA Federal Credit Union | Delaware |
| Dexter Credit Union | Rhode Island |
| Dexter Public Schools Credit Union | Missouri |
| DFCU Financial | Michigan |
| DGE Federal Credit Union | District of Columbia |
| DHCU Community Credit Union | Illinois |
| Diablo Valley Federal Credit Union | California |
| Dial Credit Union | Illinois |
| Diamond Bank | Arkansas |
| Diamond Credit Union | Pennsylvania |
| Diamond Lakes Federal Credit Union | Arkansas |
| Diamond Valley Federal Credit Union | Indiana |
| Diebold Federal Credit Union | Ohio |
| Dieterich Bank | Illinois |
| Digital Federal Credit Union | Massachusetts |
| Dillard's Federal Credit Union | Arkansas |
| Dilley State Bank | Texas |
| Dill Federal Credit Union | North Carolina |
| Dillon Credit Union | Kansas |
| Dillonvale Federal Credit Union | Ohio |
| Dime Bank | Connecticut |
| Direct Federal Credit Union | Massachusetts |
| Directions Credit Union | Ohio |
| Directors Choice Credit Union | New York |
| Discover Bank | Delaware |
| Discovery Federal Credit Union | Pennsylvania |
| District 05 DOTD Federal Credit Union | Louisiana |
| District 08 Federal Credit Union | Louisiana |
| District 123 Federal Credit Union | Illinois |
| District 58 Federal Credit Union | Louisiana |
| District 62 Highway Federal Credit Union | Louisiana |
| District #6 Federal Credit Union | New York |
| District 7 Highway Credit Union | Missouri |
| District 8 Highway Employees Credit Union | Missouri |
| District of Columbia Teachers Federal Credit Union | District of Columbia |
| District One Highway Credit Union | Missouri |
| Diversified Credit Union | Minnesota |
| Diversified General Federal Credit Union | Indiana |
| Diversified Members Credit Union | Michigan |
| Division 10 Highway Employees Credit Union | Missouri |
| Division 694 Motor Coach Employees Federal Credit Union | Texas |
| Division #6 Highway Credit Union | Missouri |
| Division 726 Federal Credit Union | New York |
| Division 819 Transit Employees Credit Union | New Jersey |
| Dixie Craft Employees Credit Union | Alabama |
| Dixie Line Credit Union | Tennessee |
| Dixies Federal Credit Union | South Carolina |
| Dixon Bank | Kentucky |
| D. L. Evans Bank | Idaho |
| DMB Community Bank | Wisconsin |
| DNB First | Pennsylvania |
| DNB National Bank | South Dakota |
| Doches Credit Union | Texas |
| DOCO Credit Union | Georgia |
| Doe Run Federal Credit Union | Kentucky |
| Dollar Bank | Pennsylvania |
| Dominion Credit Union | Virginia |
| Domino Federal Credit Union | Texas |