Telephone code (+30) 22860
Postal Code 84010
| Citizen Service Center: | 51074, 51196 |
| Town Hall: | 51228, fax 51238 |
| Port Station: | 51121 |
| Police: | 51222 |
| Multi - Clinic - Dental: | 51211 |
| Gas Station: | 6972320737 |
| Travel Agency: | 51168 |
| Hellenic Post: | 51239 |
| Public Power Corporation: | 51210 |
Banking transactions carried out with ATMs National Bank of Greece.
Sikinos has:
heliport for emergency situations
Free Wireless Internet (wi-fi)
For information on the 
transport
For information on the accomodation
For paths and hiking trails:
visit Maps or buy a detailed map of Sikinos, edition by: Terrain