| Municipality of Kythira | +30 27360 31213 |
|---|---|
| County Court | +30 27360 31650 |
| Police Department of Kythira | +30 27360 31206 |
| PoliceDepartment of Potamos | +30 27360 33222 |
| Port Authority of Diakofti | +30 27360 33280 |
| Customs Office in Kapsali | +30 27360 31262 |
| Electricity Supply | +30 27360 31207 |
| Airport of Kythera | +30 27360 33297 |
| National Meteorological Office | +30 27360 31250 |
| Archaeological Museum | +30 27360 31739 |
| Byzantine Museum | +30 27360 31731 |
| Fire Brigade | +30 27360 33199 |
| Hospital (Potamos) | +30 27360 33203 |
| Kythera Rural Surgery | +30 27360 31243 |
| Karvounades Rural Surgery | +30 27360 38015 |
| Veterinary Clinic | +30 27360 33792 |
| Pireaus BANK | +30 27360 31221 |
| Ethniki Bank (Kythira) | +30 27360 37301 |
| Post Office (Kythira) | +30 27360 31274 |
| Post Office (Potamos) | +30 27360 33225 |
| Holy Diocese – Metropolis | +30 27360 31281 |
| Myrtidiotissa Monastery | +30 27360 31184 |
| Agia Elessa Monastery | +30 27360 31083 |
| Agia Moni Monastery | +30 27360 33251 |
| Ossios Theodoros Monastery | +30 27360 33673 |
