The Area Codes of Japan:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Takamatsu | 87 (+81 87) |
| 2. | Takasaki | 273 (+81 273) |
| 3. | Takatsuki | 726 (+81 726) |
| 4. | Tokorozawa | 429 (+81 429) |
| 5. | Tokushima | 886 (+81 886) |
| 6. | Tokyo, Komae | 3 (+81 3) |
| 7. | Tottori | 857 (+81 857) |
| 8. | Toyama | 764 (+81 764) |
| 9. | Toyohashi | 532 (+81 532) |
| 10. | Toyota | 565 (+81 565) |
| 11. | Tsu, Yokkaichi | 592 (+81 592) |