| Code | Name | Region |
|---|---|---|
| USTCU | Tecumseh | KS |
| USTZZ | Tecumseh | MI |
| USTMZ | Tecumseh | MO |
| UST7E | Tecumseh | NE |
| USTCE | Tecumseh | OK |
| USTCQ | Tega Cay | SC |
| USTSP | Tehachapi | CA |
| USTMH | Tekamah | NE |
| USTKO | Tekoa | WA |
| USTS2 | Tekonsha | MI |
| USTYZ | Taylor | AZ |
| USHQ7 | Taylor | LA |
| USXNE | Taylor | MI |
| USTJO | Taylor | MO |
| USYLJ | Taylor | MS |
| USTY4 | Taylor | NE |
| USTYP | Taylor | PA |
| USTYT | Taylor | TX |
| USTAO | Taylor | WI |
| USYLI | Taylor Mill | KY |
| US4TR | Taylor Ridge | IL |
| USTYQ | Taylors | SC |
| USXYV | Taylorsville | GA |
| USYID | Taylorsville | IN |
| USYLV | Taylorsville | KY |
| USTYV | Taylorsville | MS |
| USTYN | Taylorsville | NC |
| USTYC | Taylorsville | UT |
| USTBD | Taylorville | IL |
| USZWE | Tazewell | GA |
| USZKL | Tarpon Springs | FL |
| USTNW | Tarrant | AL |
| USTWZ | Tarrytown | NY |
| USTZN | Tarzan | TX |
| USTZR | Tarzana | CA |
| USTZY | Tasley | VA |
| USTLJ | Tatalina | AK |
| USAY6 | Tatamy | PA |
| USTTE | Tate | GA |
| USTEK | Tatitlek | AK |
| USTDI | Tatoosh Island | WA |
| USTTU | Tatum | SC |
| USTZU | Tatum | TX |
| USTNS | Taunton | MA |
| US9TA | Tauton | MA |
| USTAV | Tavares | FL |
| USTNE | Tavernier | FL |
| USKS6 | Tavistock | NJ |
| USTWY | Tawas City | MI |
| USTWE | Taylor | AK |