| Code | Name | Region |
|---|---|---|
| FRTOZ | Torreilles | 66 |
| FRTLM | Tilloy-les-mofflaines | 62 |
| FRTCM | Tilloy-lez-cambrai | 59 |
| FRYY8 | Tilly | 78 |
| FRRAY | Tinchebray | 61 |
| FRTBY | Tincourt-boucly | 80 |
| FRYQU | Tincques | 62 |
| FRTQX | Tinqueux | 51 |
| FRTTC | Tinteniac | 35 |
| FRTIV | Tivernon | 45 |
| FREG7 | Tizac-de-curton | 33 |
| FRTCC | Tocane-saint-apre | 24 |
| FRTQ7 | Tocqueville-les-murs | 76 |
| FRQV8 | Tocqueville-sur-eu | 76 |
| FRT8N | Tollaincourt | 88 |
| FRTVQ | Tollevast | 50 |
| FRT3L | Tombebuf | 47 |
| FRTBN | Tomblaine | 54 |
| FRTON | Tonnay-charente | 17 |
| FRTNE | Tonneins | 47 |
| FRTNR | Tonnerre | 89 |
| FRTEH | Thueyts | 7 |
| FRTHR | Thuir | 66 |
| FRTHH | Thuit-hebert | 27 |
| FRZJC | Thumeries | 59 |
| FRTMN | Thun-saint-martin | 59 |
| FRRH8 | Thurins | 69 |
| FRTYH | Thury-harcourt | 14 |
| FRTYZ | Thyez | 74 |
| FRTFN | Tieffenbach | 68 |
| FRTIC | Tierce | 49 |
| FRTR7 | Tiercelet | 54 |
| FRTFG | Tiffauges | 85 |
| FRTIG | Tigery | 91 |
| FRTGF | Tignes | 73 |
| FRTGJ | Tignieu-jameyzieu | 38 |
| FRTIY | Tigy | 45 |
| FRTLL | Tille | 60 |
| FRTLR | Tillieres | 49 |
| FRTLA | Tillieres-sur-avre | 27 |
| FRTYT | Tilloy-les-conty | 80 |
| FRTOI | Thoiry | 1 |
| FRTRY | Thoiry | 74 |
| FRHOR | Thoiry | 78 |
| FRTIJ | Thoissey | 1 |
| FRTLB | Thoisy-la-berchere | 21 |
| FRTGH | Thomery | 77 |
| FRTHF | Thones | 74 |
| FRTHO | Thonon-les-bains | 74 |
| FRTOS | Thoraise | 25 |