| Employees United Federal Credit Union | Texas |
| Employment Security Credit Union | Missouri |
| Employment Security Credit Union | Tennessee |
| Employment Security Employees Credit Union | Kansas |
| Emporia State Federal Credit Union | Kansas |
| Empower Credit Union | Wisconsin |
| Empower Federal Credit Union | New York |
| Empowerment Community Development Federal Credit Union | Texas |
| Emprise Bank | Kansas |
| Encentus Federal Credit Union | Oklahoma |
| Encompass Federal Credit Union | Indiana |
| Encompass Niagara Credit Union | New York |
| Encore Bank | Florida |
| Encore Federal Credit Union | Illinois |
| Endura Financial Federal Credit Union | Minnesota |
| EnerBank USA | Utah |
| Energize Credit Union | Oklahoma |
| Energy Capital Credit Union | Texas |
| Energy Credit Union | Massachusetts |
| Energy Federal Credit Union | Maryland |
| Energy One Federal Credit Union | Oklahoma |
| Energy People Federal Credit Union | New Jersey |
| Energy Plus Credit Union | Indiana |
| Energy Services Federal Credit Union | Minnesota |
| Enfield Community Federal Credit Union | Connecticut |
| Engineers Federal Credit Union | Arkansas |
| Englewood Bank & Trust | Florida |
| Enloe State Bank | Texas |
| Ennis State Bank | Texas |
| Enrichment Federal Credit Union | Tennessee |
| Ent Credit Union | Colorado |
| Entegra Bank | North Carolina |
| Enterprise Bank | Massachusetts |
| Enterprise Bank | Nebraska |
| Enterprise Bank | Pennsylvania |
| Enterprise Bank N.J. | New Jersey |
| Enterprise Bank of South Carolina | South Carolina |
| Enterprise Bank & Trust | Missouri |
| Enterprise Credit Union | Wisconsin |
| Enterprise Credit Union | Kansas |
| Entertainment Industries Federal Credit Union | New York |
| Entrust Financial Credit Union | Virginia |
| Envision Credit Union | Florida |
| Envista Credit Union | Kansas |
| EPA Credit Union | Mississippi |
| EPB Employees Credit Union | Tennessee |
| EP Federal Credit Union | District of Columbia |
| Epiphany Federal Credit Union | New York |
| Episcopal Community Federal Credit Union | California |
| EQT Federal Credit Union | Pennsylvania |
| Equishare Credit Union | Kansas |
| Equitable Bank | Nebraska |
| Equitable Co-operative Bank | Massachusetts |
| Equitable Federal Credit Union | Ohio |
| Equitable Savings and Loan Association | Colorado |
| Equity Bank | Minnesota |
| Equity Bank | Kansas |
| Ericson State Bank | Nebraska |
| Erie City Employees Federal Credit Union | Pennsylvania |
| Erie Community Credit Union | Pennsylvania |
| Erie Community Federal Credit Union | Ohio |
| Erie County Employees Credit Union | New York |
| Erie Federal Credit Union | Pennsylvania |
| Erie Firefighters Federal Credit Union | Pennsylvania |
| Erie Lackawanna Railroad Company Employees Federal Credit Union | New Jersey |
| Erie Metro Federal Credit Union | New York |
| Erie Police Federal Credit Union | Pennsylvania |
| Erie Shores Community Federal Credit Union | Ohio |
| Erie Times Federal Credit Union | Pennsylvania |
| Erie TPE Federal Credit Union | Pennsylvania |
| E.R.R.L. Federal Credit Union | Pennsylvania |
| ESB Financial | Kansas |
| Escambia County Bank | Alabama |
| Escondido Federal Credit Union | California |
| ESCU | Ohio |
| ESL Federal Credit Union | New York |
| Espeeco Federal Credit Union | California |
| Esquire Bank | New York |
| Esquire-Goodfellowship Federal Credit Union | New York |
| ESSA Bank & Trust | Pennsylvania |
| Essential Federal Credit Union | Louisiana |
| Essex Bank | Virginia |
| Essex County NJ Employees Federal Credit Union | New Jersey |
| Essex County Teachers Federal Credit Union | New Jersey |
| Essex Savings Bank | Connecticut |
| Estacado Federal Credit Union | New Mexico |
| Ethicon Credit Union | Georgia |
| Ethicon Suture Credit Union | Illinois |
| ETMA Federal Credit Union | Tennessee |
| Etowah Valley Federal Credit Union | Georgia |
| E*TRADE Bank | Virginia |
| E*TRADE Savings Bank | Virginia |
| ETS Credit Union | Iowa |
| Eureka Bank | Pennsylvania |
| Eureka Homestead | Louisiana |
| Eureka Savings Bank | Illinois |
| EvaBank | Alabama |
| Evangelical Christian Credit Union | California |
| Evans Bank | New York |
| Evansville Federal Credit Union | Indiana |