| Code | Name | Region |
|---|---|---|
| USVVC | Terra Bella | CA |
| USZ2T | Terre Haute | IL |
| USHUF | Terre Haute | IN |
| USTRD | Terre Hill | PA |
| USNJQ | Terrebonne | OR |
| USTEE | Terrell | TN |
| USTRL | Terrell | TX |
| USTOM | Terreton | ID |
| USQTY | Terry | MS |
| USTYW | Terrytown | LA |
| USTZX | Terryville | CT |
| USQ6T | Tesuque | NM |
| USTEB | Teterboro | NJ |
| USTEH | Tetlin | AK |
| USTET | Teton Village | WY |
| USTTX | Teutopolis | IL |
| USTEW | Tewksbury | MA |
| USTW9 | Tewksbury | NJ |
| USTXK | Texarkana | AR |
| USTEX | Texarkana | TX |
| USTJT | Temple Terrace | FL |
| USTT6 | Templeton | CA |
| USTT4 | Templeton | IA |
| US6MP | Templeton | MA |
| USTME | Ten Mile | TN |
| USTSL | Ten Sleep | WY |
| USTNF | Tenafly | NJ |
| UST4X | Tenaha | TX |
| USTKE | Tenakee Springs | AK |
| USZNH | Tenants Harbour | ME |
| USTQI | Tenino | WA |
| USTEN | Tennent | NJ |
| US5LL | Tennessee | IL |
| USTJC | Tennessee Colony | TX |
| USZFK | Tennessee Ridge | TN |
| USELE | Tennille | GA |
| USTEU | Tequesta | FL |
| USTL5 | Terlingua | TX |
| USTIY | Terminal Island | CA |
| USRR9 | Terra Alta | WV |
| USTEF | Telford | PA |
| USFOF | Telford | TN |
| USTLF | Telida | AK |
| USTEL | Tell City | IN |
| USTLA | Teller | AK |
| USKTS | Teller Mission | AK |
| USTPI | Tellico Plains | TN |
| USQTR | Telluride | CO |
| USTLG | Telogia | FL |
| USTMC | Temecula | CA |