| Abbreviation | Definition |
|---|---|
| TCCU | Treasure Coast Credit Union |
| TCFCU | Texas Champions Federal Credit Union |
| TCU | Toledo Credit Union |
| TCU | Travis Credit Union |
| TCUL | Texas Credit Union League |
| TDEFCU | Tidewater Dominion Employees Federal Credit Union |
| TDR | Troubled Debt Restructures |
| TEFCU | Tech Employees Federal Credit Union |
| TEFCU | Transit Employees Federal Credit Union |
| TEXFED | Texas Federal Credit Union |
| TFCU | Taunton Federal Credit Union |
| TFCU | Teachers Federal Credit Union |
| TFCU | Teaneck Federal Credit Union |
| TFCU | Technicolor Federal Credit Union |
| TFCU | Tewksbury Federal Credit Union |
| TFCU | Ticonderoga Federal Credit Union |
| TFCU | Tiger Federal Credit Union |
| TFCU | Tinker Federal Credit Union |
| TFCU | Tooele Federal Credit Union |
| TFCU | Tower Federal Credit Union |