The Area Codes of Greece:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Thasos | 2593 (+30 2593) |
| 2. | Thermo | 2644 (+30 2644) |
| 3. | Thessaloniki | 231 (+30 231) |
| 4. | Thisvi | 2264 (+30 2264) |
| 5. | Thiva | 2262 (+30 2262) |
| 6. | Tinos | 2283 (+30 2283) |
| 7. | Trikala | 2431 (+30 2431) |
| 8. | Tripoli | 271 (+30 271) |
| 9. | Troezen, Poros, Hydra, Spetses | 2298 (+30 2298) |
| 10. | Tropaia | 2797 (+30 2797) |
| 11. | Tyrnavos | 2492 (+30 2492) |
| 12. | Tzermadio | 2844 (+30 2844) |