| NAME | TEL CODE | TELEPHONE | ADDRESS | POSTAL CODE | CITY |
| Agricultural Bank of Mikonos | 0289 | 23204 | 846 00 | MIKONOS | |
| Commercial Bank of Mikonos | 0289 | 22488 | Akti Kambani | 846 00 | MIKONOS |
| Credit Bank of Mikonos | 0289 | 23400 | 41, Matogiani str. | 846 00 | MIKONOS |
| Ionian Bank of Mikonos | 0289 | 23905 | 846 00 | MIKONOS | |
| National Bank of Mikonos | 0289 | 23055 | 846 00 | MIKONOS |
| NAME | TEL CODE | TELEPHONE | CITY |
| Custom Office of Mikonos | 0289 | 22492 | MIKONOS |
| NAME | TEL CODE | TELEPHONE | ADDRESS | POSTAL CODE | CITY |
| Daily Newspaper "Mikoniatiki" | 0289 | 24344 | Mirodiou 24 | 846 00 | MIKONOS |
| Radio Station "Edo Mikonos" | 0289 | 22165 | 846 00 | MIKONOS |
| NAME | TEL CODE | TELEPHONE | CITY |
| Port Office of Mikonos | 0289 | 22218 | MIKONOS |
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