| NAME | TEL CODE | TELEPHONE | FAX | ADDRESS | POSTAL CODE | CITY |
| AA SYROS TRAVEL | 0281 | 27711 | 23293 | 841 00 | ERMOUPOLI | |
| ADRIAKON GENERAL TOURISM | 0281 | 22265 | 28, Akti Petrou Ralli | 841 00 | ERMOUPOLI | |
| AEOLOS TRAVEL | 0281 | 23115 | 86523 | 841 00 | ERMOUPOLI | |
| BENETEAU FIRST 35 | 0281 | 22232 | 23293 | 841 00 | ERMOUPOLI | |
| CYCLADES SAILING | 0281 | 22501 | 22526 | 6, Parou | 841 00 | ERMOUPOLI |
| FEREKIDIS TOURS & HOLIDAYS | 0281 | 71376 | 24105 | 841 00 | ERMOUPOLI | |
| FETOURIS TOURS | 0281 | 42100 | 42220 | 841 00 | ERMOUPOLI | |
| GALERA TOURISM & TRAVEL | 0281 | 87666-7 | 87665 | 30, Ethn. Antistasis | 841 00 | ERMOUPOLI |
| GALISSAS | 0281 | 42801 | 42802 | 841 00 | ERMOUPOLI | |
| GAVIOTIS TRAVEL | 0281 | 22314 | 23115 | 841 00 | ERMOUPOLI | |
| MAISTRALI MARINE | 0281 | 23742 | 22478 | 841 00 | ERMOUPOLI | |
| MAR AZUL VIAJES TOURISMO INC | 0281 | 22331 | 26, E. Antistasseos | 841 00 | ERMOUPOLI | |
| PETRADI TOURS | 0281 | 43411 | 841 00 | ERMOUPOLI | ||
| TEAMWORK | 0281 | 23400 | 23508 | 10, P. Ralli | 841 00 | ERMOUPOLI |
| VIRGINIA TOURIST OFFICE | 0281 | 22232, 22930 | 23293 | 8, P. Ralli | 841 00 | ERMOUPOLI |
| VROUTSIS TOURS | 0281 | 23800 | 86409 | 6, Dodekanissou | 841 00 | ERMOUPOLI |
| SYROS TOURS | 0281 | 42238 | 23508 | Galissas beach | 841 00 | GALISSAS |
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