 | Bristol Hotel Kos | 2.0 star rating | 5 | Kos Town |
 | Bristol Seaview Hotel Kos | 2.0 star rating | 26 | Kos Town |
 | Byron Apartments Hotel Kos | Aparthotel 2* | 15 | Tigaki |
 | Captain Pavlos Hotel Kos | 3 Keys | 25 | Lambi |
 | Captains Hotel Kos | 2.0 star rating | 29 | Kos Town |
 | Caravia Beach Hotel Kos | 4.0 star rating | 297 | Marmari |
 | Catherine Hotel Kos | 2.0 star rating | 28 | Kos Town |
| Cavo D'oro Hotel Kos | 3.0 star rating | | Marmari |
 | Citi Live Hotel Kos | 3.0 star rating | 57 | Kos Town |
 | Classical Vacation Club at Kos Imperial Hotel | 3.0 star rating | | Kefalos |
 | Cleopatra Classic Hotel Kos | 2.0 star rating | 44 | Kardamena |
 | Continental Palace Hotel Kos | 4.0 star rating | 210 | Psalidi |
 | Corali Hotel Kos | 4.0 star rating | 180 | Tigaki |
 | Cosmopolitan Hotel Kos | 3.0 star rating | 85 | Lambi |
| Denise Apartments Hotel Kos | 2.0 star rating | 10 | Kefalos |
 | Diamond Apartments Hotel Kos | 2 Keys | 44 | Kos Town |
| Diamond Boutique Hotel Kos | 4.0 star rating | | Kos Town |
 | Diamond Deluxe Hotel Kos | 5.0 star rating | 96 | Lambi |
 | Dimitra Beach Resort Kos | 4.0 star rating | 256 | Aghios Fokas |
 | Dimitris Paritsa Hotel Kos | 2.0 star rating | 44 | Kos Town |
 | Dreams 4U Apartments Hotel Kos | 2.0 star rating | 21 | Lambi |
| Efi Studios & Apartments Hotel Kos | 2 Keys | | Kefalos |
 | Elga Aparthotel Hotel Kos | 1 Star | | Kardamena |
| Elga Studios And Apartments Hotel Kos | 2 Keys | 25 | Kardamena |
 | Erato Studios&Apartments Hotel Kos | 3 Keys | 29 | Kos Town |
 | Esperia Hotel Kos | 3.0 star rating | 92 | Marmari |
 | Estia Beach Hotel Kos | 3.0 star rating | 30 | Kardamena |
 | Euro Village Achilleas Hotel Kos | 4.0 star rating | 421 | Mastichari |
 | Evia Hotel & Suites Kos | 4.0 star rating | | Marmari |
 | Evripides Village Hotel Kos | 3.0 star rating | 104 | Kardamena |
 | Family Village Hotel Kos | 4.0 star rating | 219 | Kardamena |
 | Fantasia Hotel Apartments Kos | 2.0 star rating | 17 | Kos Town |
 | Frosini Hotel Kos | 2.0 star rating | 80 | Kos Town |
 | Gaia Garden Hotel Kos | 3.0 star rating | 95 | Lambi |
 | Gaia In Style Hotel Kos | 3.0 star rating | 56 | Tigaki |
 | Gaia Palace Hotel Kos | 5.0 star rating | 104 | Mastichari |
 | Gaia Royal Hotel Kos | 4.0 star rating | 95 | Mastichari |
 | Gaia Village Hotel Kos | 3.0 star rating | 202 | Tigaki |
 | Galaxy Hotel Kos | 2.0 star rating | 24 | Kos Town |
| Garden City Hotel Kos | 2 Keys | 16 | Tigaki |
 | Gelli Apartments Hotel Kos | 2.0 star rating | 6 | Kos Town |
 | Giakalis Aparthotel Hotel Kos | 3.0 star rating | 60 | Marmari |
 | Golden Star Hotel Kos | 3.0 star rating | 33 | Tigaki |
 | Golden Sun Appartements Hotel Kos | 3.0 star rating | 15 | Tigaki |
| Grand Blue Beach Hotel Kos | 5.0 star rating | 222 | Kardamena |
 | Grecotel Kos Imperial Thalasso Hotel | 5.0 star rating | 384 | Aghios Fokas |
 | Grecotel Royal Park Hotel Kos | 4.0 star rating | 268 | Marmari |
| Haralambos Apartments Hotel Kos | 2.0 star rating | 26 | Kefalos |
| Haralambos Studios Hotel Kos | 3.0 star rating | 14 | Kefalos |
| Harriets Apartments Hotel Kos | 1 Star | | Kardamena |