AKKA LUSH HOTEL 4* ALA SOFIA 3* ALBATROS PREMIER HOTEL 4* ALDEM 3* ALMINA 4* ALPEK HOTEL 3* ALZER 3* AMIRAL PALACE HOTEL 4* ANTEA PALACE HOTEL & SPA HOTEL 4* ANTUSA DESIGN HOTEL & SPA 4* ANTUSA PALACE HOTEL & SPA 4* ARDEN CITY 4* ARMAGRANDI SPINA 4* ARTEFES 3* ARUNA HOTEL ISTANBUL 4* ASITANE LIFE 3* ASMALI 3* ASSOS HOTEL ISTANBUL 4* ASUR 3* ATLANTIS ROYAL HOTEL 3* AVICENNA 4* BERCE HOTEL ISTANBUL 3* BEST WESTERN AMBER 4* BEST WESTREN EMPIRE PALACE HOTEL 4* BEYAZIT PALACE 4* BIZ CEVAHIR SULTANAHMET 4* BLACK TULIP HOTEL 4* BLUE HOUSE HOTEL 3* BLUE ISTANBUL HOTEL 3* CELAL SULTAN HOTEL 4* CENTRUM 3* CONSTANTINOPOLIS HOTEL 3* DELUXE GOLDEN HORN 4* DELUXE NEWPORT 4* DENIZ HOUSES HOTEL 3* DOSSO DOSSI DOWN TOWN 5* DOSSO DOSSI OLD CITY 4* DOUBLE TREE BY HILTON SIRKECI HOTEL 4* DUNDAR HOTEL 3* FER HOTEL 4* FERMAN HILAL HOTEL TAKSIM 3* FERMAN KONAK 3* FERMAN OLD CITY 3* FERMAN PERA 3* FERMAN PORT 3* FORS 3* GEDIK PASA KONAGI 3* GLAMOUR HOTEL 5* GOLDEN HORN ISTANBUL HOTEL 3* GOLDEN HORN SIRKECI HOTEL 3* GOLDEN ROYAL 4* GOLDEN SAND HOTEL 3* GRAND BOSFOR 3* GRAND LIZA HOTEL 3* GRAND MARK 3* GRAND WASHINGTON HOTEL 4* GRAND YAVUZ 4* GREAT FORTUNE DESIGN HOTEL 4* HAGIA SOPHIA MANSIONS HOTEL 4* HALI 3* HOTELLINO HOTEL 4* ILKAY HOTEL 3* ILKBAL DELUXE HOTEL 4* INNOVA SULTANAHMET ISTANBUL HOTEL 4* INTERSTAR HOTEL 3* ISTANBUL HOLIDAY 3* KUPELI PALACE 3* LADY DIANA 4* LALAHAN HOTEL 4* LEVNI HOTEL ISTANBUL 4* MARCELLO 3* MAY HOTEL ISTANBUL 3* MEVLANA HOTEL 4* MILLER HOTEL 3* NAUMPASA KONAGI HOTEL 3* NAYLA PALACE HOTEL 3* NOWY EFENDI HOTEL 4* OBAHAN HOTEL SULTANAHMET 4* OLIMPIYAT HOTEL 4* ORKA ROYAL 4* PALDE HOTEL 4* PERULA 4* PREMIST SULTANAHMET 4* PREMIST TAKSIM 4* PRESTIGE HOTEL 3*+ PRUVA HOTEL BOUTIQUE HOTEL RAMADA BY WYNDHAM ISTANBUL TAKSIM HOTEL 4* RECITAL HOTEL 4* REGIE OTTOMAN 2* ROMANCE ISTANBUL HOTEL 5* ROSE GARDEN HOUSE 4* SAHINLER 3* SANTA SOPHIA 3* SEVEN DAYS HOTEL 3* SEVEN HILLS PALACE HOTEL 4* SIRKECI MANSION HOTEL (EX. SIRKESI KONAK) 4* SKALION HOTEL & SPA 4* SOKULLU PASA HOTEL 4* SPINEL 3* STONE HOTEL 3* SULTANAHMET CESME 3* SULTANIA 4* SULTANS INN HOTEL 3* SUN COMFORT HOTEL 3* SUR HOTEL 3* SURA DESIGN HOTEL 4* SURA HAGIA SOPHIA 5* TAYHAN HOTEL 3* THE BYZANTIUM 4* THE LAILA HOTEL 3* THE LOLA HOTEL 3* THE MARMARA PERA 4* THE REINA HOTEL 3* VICENZA HOTEL 4* VOGUE SUPREME ISTANBUL 5* WEINGART 4* YASMAK SULTAN 4* YILSAM HOTEL 4* YUSUFPASA KONAGI HOTEL 3* ZAGREB HOTEL 4* ZURICH HOTEL 4*