| Health Centre | 22823 60001 |
| Chora Police station | 22820 22300 |
| Gavrio Police station | 22820 71120 |
| Fire station | 22820 42199 |
| Port Authorities(Gavrio) | 22820 71213 |
| Port Authorities(Chora) | 22820 22250 |
| Bus station(KTEL) | 22820 22316 |
| Taxi (Chora) | 22820 22171 |
| Taxi (Gavrio) | 22820 71561 |
| Taxi (Batsi) | 22820 41081 |
| Taxi (Korthi) | 22820 62171 |
| Travel Agencies | |
| Αndros Marine Travel (Chora) | 22820 29090 |
| Greek sun travel (Batsi) | 22820 41198 |
| Sea Tickets | |
| Ekaterini Kasidoni (Chora) | 22820 29220 |
| Αndros Marine Travel (Chora) | 22820 29090 |
| Stylianou Anna (Gavrio) | 22820 71542 |
| Batis George (Gavrio) | 22820 71489 |
| Cyclades Travel (Gavrio) | 22820 71750 |
| Car-Moto rentals | |
| Tasos rent a car | 22820 71040 |
| Eurocar | 22820 71312 |
| Rent a Bike Dinos | 22820 41003 |
| Colours Travel | 22820 29185 |
| Kotronakis moto rental | 22820 24381 |
| ΕΝΟΙΚΙΑΣΕΙΣ ΣΚΑΦΩΝ | |
| Riva | 22820 24412 |
| MUSEUMS | |
| Archaeological Museum (Chora) | 22820 23664 |
| Archaeological Museum (Paleopolis) | 22820 41985 |
| Modern Art Museum | 22820 22444 |
| Maritime Museum | 22820 22275 |
| Folklore & Christian Art Museum | 22820 22189 |
| Folklore Museum (Syneti) | 6944507725 |
| Museum of the olive | 6932731776 |
| Digital museum | 22823 60200 |
| Kaeirios Library | 22820 22262 |
| Kydonieos Institute | 22820 24598 |
| ADMINISTRATION SERVICES | |
| Supervisor | 22823 60204 |
| Population registry | 22823 60214 |
| Registry Office | 22823 60233 |
| Registry Office (Korthi) | 22823 60322 |
| Registry Office (Ydrousa) | 22823 60126 |
| Citizen’s service centre (Chora) | 22823 60220 |
| Citizen’s service centre (Korthi) | 22823 60320 |
| Citizen’s service centre (Batsi) | 22820 41848 |
| Technical service | 22820 22828 |
| Financial service (Head) | 22823 60236 |
| Financial service (Income) | 22823 60207 |
| Financial service (Accountant) |
22823 60231 |
| OTHER SERVICES | |
| City planning service | 22820 24164 |
| Agriculturist | 22823 61227 |
| Veterinarian | 22823 61223 |
| Forestry office | 22820 41192 |
| Hygiene Department | 22823 61225 |
| Transportation Department | 22823 61230 |
| Correspondent for Unemployment Office | 22823 60209 |
| Hellenic Post | 22820 22260 |
| Labour Inspectorate | 22820 23619 |
| County court | 22820 23160 |
| Social Insurance Institute (IKA) | 22820 22695 |
| Electricity company (DEI) | 22820 51550 |
| Power failure and enquiries | 22820 51355 |
| BANKS | |
| NATIONAL BANK | 22820 27006 |
| ALPHA BANK | 22820 22291 |
| EUROBANK | 22820 29023 |
| PIRAEUS BANK | 22820 23728 |
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