Alfa 4* All Seasons 4* Almina 4* Almina Inn 3* Amber 3* Antik 4* Antis 4* Armada Hotel Old City 4* Atlantis Royal 3* Avicenna 4* Bergama 3* Best Western Empire Palace 4* Birbey Hotel 3* Blue 3* Blue Marmaray 3* Budo 3* Celal Aga Konagi 5* Celal Sultan 4* Constantinopolis 3* Crowne Plaza Old City 5* Deluxe New Port 3* Dosso Dossi Down Town 5* Dosso Dossi Old City 4* Elit World Istanbul 5* Elite World Prestige 4* Emin Hotel 3* Eresin Hotel 5* Eresin Hotel Topkapi 5* Fehmi Bey 3* Genova 4* Golden Crown 3* Grand Bosfor Hotel 3* Grand Emin Hotel 4* Grand Liza 3* Grand Milan 3* Grand Washington 4* Grand Yavuz 4* Hagia Sofia Mansions Curio Collection By Hilton 5* Harbiye Residence 3* Hatay Hotel 3* Hermanos Hotel 3* Istanbul Hotel3*+ Cave Cappadocia - Istanbul Hotel4*+ Cave Cappadocia - Istanbul Trend Hotel 4* Kaya Madrid 3* Kent Hotel 4* Konak Hotel 4* Liberty Hotel 3* Marmaray Hotel Yenikapi 4 *sup Martinenz 3* Matiat Hotel 4* May 3* Melita Hotel 3* Metropolitan Hotel 4* My Assos 4* Orient Mintur 3* Palde 4* Pelican House Hotel 3* Piya Sport 4* Raimond 3* Reydel Hotel 3* Sabena Hotel 3* Sed Hotel 3* Seven Days - Sogut Hotel 3* Sorriso 4* Sorriso Due Hotel 4* Stone Boutique Sultanahmet Newport 3* Tayhan Hotel 3* The Peak Hotel 4* The Time Istanbul Hotel 4* The Wolf Hotel 3* Tilia Hotel 4* Tria 4* Ulubat 3* Venera 4* Vicenza 4* Vogue Supreme 5* Yigitalp 4* Yilsam 4* Yusufpasa Konagi S-class