| Street | Postal Code | City | Prefecture |
|---|---|---|---|
| Bountouri Street | 18040 | Hydra (Town) | Attica |
| Kiosse D. Street | 18040 | Hydra (Town) | Attica |
| Kountourioti Pavlou Street | 18040 | Hydra (Town) | Attica |
| Kriezi Street | 18040 | Hydra (Town) | Attica |
| Lignou Street | 18040 | Hydra (Town) | Attica |
| Miaouli Andrea Street | 18040 | Hydra (Town) | Attica |
| Navarchou Kountourioti Pavlou Street | 18040 | Hydra (Town) | Attica |
| Oikonomou A. Street | 18040 | Hydra (Town) | Attica |
| Rafalia Street | 18040 | Hydra (Town) | Attica |
| Sachtouri Street | 18040 | Hydra (Town) | Attica |
| Tompazi Street | 18040 | Hydra (Town) | Attica |
| Votsi N. Street | 18040 | Hydra (Town) | Attica |
| Voulgari G. Street | 18040 | Hydra (Town) | Attica |
| Voulgari M. Street | 18040 | Hydra (Town) | Attica |