| 28 Oktovriou Square | 14122 | Agia Triada (Heraklion Attica) | Attica |
| Achilleos Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Adrianou Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Agamemnonos Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Agapis Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Agias Triadas Square | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Agias Triados Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Akropoleos Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Anastasaki Michail Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Antypa Marinou Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Apollonos Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Apostolou Ilektras Street | 14121, 14122 | Agia Triada (Heraklion Attica) | Attica |
| Artemidos Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Aspasias Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Athinas Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Charas Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Chariton Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Chrysanthemon Street | 14121, 14122 | Agia Triada (Heraklion Attica) | Attica |
| Efterpis Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Eftychias Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Elpidos Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Eretrias Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Ermou Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Filathlon Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Fillyron Street | 14121, 14122 | Agia Triada (Heraklion Attica) | Attica |
| Giannetaki Nikolaou Square | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Ikaron Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Iliou Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Irakleous Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Iras Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Karagiorgi Steliou Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Kastamonis Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Katsouli Prokopi Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Keas Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Kifisias Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Krinon Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Mandilara Nikiforou Square | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Mouson Street | 14122 | Agia Triada (Heraklion Attica) | Attica |
| Narkisson Street | 14121 | Agia Triada (Heraklion Attica) | Attica |
| Nymfon Street | 14121 | Agia Triada (Heraklion Attica) | Attica |