ACRA HOTEL 4* ADORA HOTEL 3* AKKA HOTELS LUSH 4* AKKA HOTELS SUITES 3* ALBATROS PREMIER HOTEL 4* ALFA HOTEL 4* ALMINA HOTEL & SPA 4* ALMINA INN HOTEL 3* AMBER HOTEL 4* AMIRAL PALACE 4* ANTEA HOTEL 4* ANTIK HOTEL 4* ANTUSA DESIGN HOTEL & SPA 4* ANTUSA PALACE HOTEL & SPA 4* APRILIS DELUXE 4* ARDEN CITY HOTEL 4* ARMADA HOTEL OLD CITY 4* ARMAGRANDI SPINA HOTEL 4* ART CITY HOTEL 3* ARTEFES HOTEL 4* ARUNA HOTEL SULTANAHMET 4* ASKOC HOTEL 4* ATIK PALACE HOTEL 3* ATLANTIS ROYAL HOTEL 3* AVICENNA HOTEL 4* BAZAAR HOTEL 3* BEETHOVEN HOTEL ISTANBUL 4* BEETHOVEN HOTEL PREMIUM 4* BEETHOVEN HOTEL SENFONI 4* BEKDAS HOTEL DELUXE 4* BERCE HOTEL 3* BERGAMA HOTEL 3* BEST WESTERN EMPIRE PALACE 4* BEYAZIT PALACE HOTEL 4* BLUE ISTANBUL HOTEL 3* BLUE MARMARAY HOTEL LALELI 3* BOUTIQUE SAINT SOPHIA ISTANBUL 5* BUDO HOTEL 3* CARLTON HOTEL 4* CATCH HOTEL SULTANAHMET 5* CELAL SULTAN HOTEL 4* CIHANGIR PALACE 4* CLARION HOTEL GOLDEN HORN 4* COMFORT LIFE HOTEL 4* CONSTANTINOPOLIS HOTEL 3* CROWNE PLAZA ISTANBUL HARBIYE 5* CROWNE PLAZA OLD CITY 5* CVK PARK BOSPHORUS HOTEL ISTANBUL 5* DANIS HOTEL ISTANBUL 4* DE MAREE HOTEL 3* DEDEMAN ISTANBUL 5* DELTA HOTEL ISTANBUL 4* DELUXE GOLDEN HORN HOTEL 4* DEMPA HOTEL 3* DIAMOND ROYAL HOTEL 4* DIVAN ISTANBUL 5* DIVANI ALI HOTEL 4* DOSSO DOSSI DOWNTOWN & SPA 5* DOSSO DOSSI GOLDEN HORN 4* DOSSO DOSSI LALELI 4* DOSSO DOSSI OLD CITY - SULTANAHMET 4* DOSSO DOSSI YENIKAPI 4* DOUBLETREE BY HILTON ISTANBUL TOPKAPI 5* ENDICAN BEYAZIT 4* ENDICAN SULTANAHMET 4* ERBOY HOTEL 4* ERESIN HOTELS SULTANAHMET 5* ERESIN HOTELS TOPKAPI 5* EURO PLAZA HOTEL 4* FOUR POINTS BY SHERATON ISTANBUL 4* FREYA HOTEL 4* FUAT BEY PALACE 4* GEDIK PASA KONAGI 4* GENOVA HOTEL 4* GLORIOUS HOTEL ISTANBUL 4* GOLDEN CITY HOTEL 4* GOLDEN CROWN HOTEL 3* GOLDEN HILL HOTEL DOWNTOWN 5* GOLDEN HORN SIRKECI 4* GRAND BEYAZIT HOTEL 4* GRAND HALIC HOTEL 4* GRAND HILARIUM HOTEL 4* GRAND LIZA HOTEL 3* GRAND MARCELLO HOTEL 4* GRAND PAMIR HOTEL 4* GRAND WASHINGTON HOTEL 4* GRAND YAVUZ HOTEL 4* GREAT FORTUNE DESIGN 4* GREAT FORTUNE HOTEL SPA 4* HALI HOTEL 3* HAYRIYE HANIM KONAGI 4* HHK DOWTOWN HOTEL 4* HILTON ISTANBUL BOSPHORUS 5* IKBAL DELUXE HOTEL 4* IMAGINE HOTEL 4* IPEK PALAS HOTEL 4* ISTANBUL HOLIDAY HOTEL 3* JOYWAY HOTEL 4* KALYON HOTEL ISTANBUL 4* KAYA ROYAL HOTEL 4* KLAS HOTEL 4* LA QUINTA BY WYNDHAM ISTANBUL GUNESLI 5* LADY DIANA HOTEL 4* LE PETIT PALACE HOTEL 4* LEVNI HOTEL & SPA 5* MAGNIFICENT HOTEL 3* MALKOC HOTEL 3* MANORS HOTEL 4* MARMARAY HOTEL YENIKAPI 4* MARTINENZ HOTEL 3* MATIAT HOTEL 4* MAY HOTEL 3* METROPOLITAN HOTELS BOSPHORUS 5* METROPOLITAN HOTELS TAKSIM 4* MILANO HOTEL & SPA 4* MR CAS HOTELS 4* MUKARNAS PERA HOTEL 4* MUKARNAS TAKSIM HOTEL 4* MY ASSOS HOTEL 4* MY DREAM HOTEL 5* NAUMPASA KONAGI HOTEL 4* NEW EMIN HOTEL 4* NIDYA HOTEL GALATAPORT 4* NOVA PLAZA CRYSTAL HOTEL 4* NOVA PLAZA PRIME HOTEL 5* ORAN HOTEL 4* ORIENT EXPRESS HOTEL & SPA BY ORKA HOTELS 4* ORIENTBANK HOTEL AUTOGRAPH COLLECTION 5* ORKA ROYAL HOTEL 4* ORKA TAKSIM SUITES & HOTEL 4* OTTOMAN HOTEL IMPERIAL 4* PALAZZO DONIZETTI HOTEL 4* PERA ARYA HOTEL 3* PERA ROSE HOTEL 4* PERA TULIP HOTEL 4* POINT HOTEL TAKSIM 5* PREMIST HOTELS SULTANAHMET 4* PREMIST HOTELS TAKSIM 4* RADISSON BLU ISTANBUL PERA 5* RADISSON HOTEL PRESIDENT BEYAZIT ISTANBUL 4* RAMADA BY WYNDHAM ISTANBUL PERA 5* RAMADA PLAZA BY WYNDHAM ISTANBUL SULTANAHMET 5* RAVI HOTEL 4* REYDEL HOTEL 3* RIA SUITES BOUTIQUE 4* RIXOS PERA 5* RIXOS TERSANE ISTANBUL 5* ROMANCE ISTANBUL HOTEL 5* ROOT KARAKOY HOTEL 4* ROYAL BOSPHORUS HOTEL 4* ROYAN HAGIA SOPHIA RADISSON INDIVIDUALS 5* SANTA SOPHIA HOTEL 3* SARNIC HOTEL 4* SARNIC PREMIER HOTEL 4* SED HOTEL BOSPHORUS 3* SENATUS HOTEL 3* SEVEN DAYS HOTEL 3* SEVEN HILLS HOTEL 4* SEVEN HILLS PALACE HOTEL 4* SINEM HOTEL 3* SORRISO DUE HOTEL 4* SORRISO HOTEL 4* SULTANIA HOTEL 5* SUMENGEN HOTEL 4* SUN COMFORT HOTEL 3* SWISSOTEL ISTANBUL THE BOSPHORUS 5* TAXIM EXPRESS HOTEL 4* TAXIM LOUNGE HOTEL 4* THE BOSFOR HOTEL 3* THE GIFT HOTEL 4* THE LAILA HOTEL 3* THE LOLA HOTEL 3* THE MARMARA TAKSIM 5* THE MILLION STONE HOTEL 4* THE REINA HOTEL 3* THE RITZ-CARLTON ISTANBUL 5* THEODIAN HOTEL 3* TILIA HOTEL OLD CITY 4* VENERA HOTEL 4* VICENZA HOTEL 4* VICTORY HOTEL & SPA 4* VIVA HOTEL YENIKAPI 3* VIZYON CITY 3* VOGUE HOTEL SUPREME ISTANBUL 5* WYNDHAM ISTANBUL OLD CITY 5* YASMAK SULTAN HOTEL 4* YUSUF PASA KONAGI HOTEL 4* ZAGREB HOTEL 4*