| Code | Name | Region |
|---|---|---|
| DETHL | Thal | TH |
| DETHA | Thale | ST |
| DETFR | Thaleischweiler-froschen | RP |
| DETHG | Thalfang | RP |
| DETHH | Thalheim | ST |
| DETHM | Thalheim/erzgebirge | SN |
| DETWZ | Thallwitz | SN |
| DETMG | Thalmassing | BY |
| DETND | Thalwenden | TH |
| DETBC | Thamsbruck | TH |
| DETNS | Thannhausen | BY |
| DEZHS | Thannhausen | BY |
| DETHS | Thansau | BY |
| DETHT | Tharandt | SN |
| DETHD | Thedinghausen | NI |
| DETE5 | Teisnach | BY |
| DETSG | Teistungen | TH |
| DETGE | Telgte | NW |
| DETLL | Tellig | RP |
| DE68L | Tellingstedt | SH |
| DETLT | Teltow | BB |
| DETMM | Temmels | RP |
| DETEM | Templin | BB |
| DETNN | Tengen | BW |
| DETGN | Teningen | BW |
| DEZHP | Tennenbronn | BW |
| DE58Z | Tensfeld | SH |
| DETE9 | Teschendorf | MV |
| DETQT | Tetenhusen | SH |
| DETTW | Teterow | MV |
| DETEU | Tettau | BY |
| DETTI | Tettenweis | BY |
| DETET | Tettnang | BW |
| DETBI | Teublitz | BY |
| DETCN | Teuchern | ST |
| DETBK | Tarbek | SH |
| DETSD | Tarmstedt | NI |
| DETA2 | Tarp | SH |
| DE65R | Tasdorf | SH |
| DET4A | Tastrup | SH |
| DETAT | Tattenhausen | BY |
| DETBM | Taubenheim (meisharpen) | SN |
| DETAU | Tauberbischofsheim | BW |
| DETUA | Taucha | SN |
| DETKH | Taufkirchen | BY |
| DETKN | Taufkirchen | BY |
| DETSN | Taunusstein | HE |
| DETAW | Tawern | RP |
| DE64Y | Techau | SH |
| DETKB | Tecklenburg | NW |