A PLUS RESIDENCE (P) 3* ABEL HOTEL 3* ADDRESS ISTANBUL HOTEL & RESIDENCES 5* AJWA SULTANAHMET 5* AKGUN HOTEL 5* AKKA HOTELS SUITES TAKSIM 4* AKKA LUSH (P) 4* ALBATROS PREMIER ISTANBUL 4* ALEPH HOTEL ISTANBUL 3* ALL SEASONS HOTEL 4* ALMINA HOTEL SPECIAL ALMINA INN HOTEL 3* ALPINN HOTEL 4* ALZER HOTEL 4* AMBER HOTEL SPECIAL ANTUSA DESIGN HOTEL & SPA 4* ARDEN CITY HOTEL SPECIAL ART CITY HOTEL 3* ARTS HOTEL ISTANBUL SPECIAL ARUNA HOTEL ISTANBUL SPECIAL ASITANE LIFE HOTEL 3* ASKOC HOTEL 4* ASMALI HOTEL 3* ATLANTIS ROYAL HOTEL 3* AVANTGARDE COLLECTION SISLI 4* AVANTGARDE COLLECTION TAKSIM HOTEL 4* AVICENNA HOTEL SPECIAL BARCELO ISTANBUL HOTEL 5* BEETHOVEN PREMIUM HOTEL 4* BEKDAS HOTEL DELUXE 4* BENLER HOTEL LALELI 3* BERCE HOTEL 3* BERGAMA HOTEL ISTANBUL 3* BEYAZIT PALACE HOTEL 4* BIRBEY HOTEL 3* BIZ CEVAHIR HOTEL SULTANAHMET 4* BLACK BIRD HOTEL 4* BLUE ISTANBUL HOTEL SULTANAHMET (S.SP GROUP) 3* BLUE MARMARAY HOTEL 3* BUDO HOTEL 3* BUYUK HAMIT HOTEL 4* BUYUK SAHINLER HOTEL 4* CARLTON HOTEL 4* CATCH HOTEL SULTANAHMET SPECIAL CELAL AGA KONAGI & SPA 5* CENTRO WESTSIDE&WESTSIDE RESIDENCE BY ROTANA 5* CESMELI KONAK HOTEL 3* CHER HOTEL 5* CLARION HOTEL GOLDEN HORN (P) 4* COMFORT LIFE HOTEL 3* CONRAD ISTANBUL BOSPHORUS HOTEL 5* CONSTANTINOPOLIS HOTEL 3* CROWNE PLAZA OLD CITY HOTEL 5* CROWNE PLAZA ISTANBUL ASIA HOTEL & CONVENTION CENTER 5* CROWNE PLAZA ISTANBUL FLORYA HOTEL 5* CROWNE PLAZA ISTANBUL HARBIYE HOTEL 4* CROWNE PLAZA ISTANBUL TUZLA VIAPORT MARINA, AN IHG HOTEL 5* CVK PARK BOSPHORUS HOTEL 5* CVK PARK PRESTIGE SUITES 5* CVK TAKSIM 4* DARA HOTEL 3* DARKHILL HOTEL 4* DEDEMAN ISTANBUL HOTEL 5* DELTA HOTEL SPECIAL DELUXE NEWPORT HOTEL 3* DEMAREE HOTEL 3* DIVAN ISTANBUL HOTEL 5* DIVAS HOTEL 3* DOSSO DOSSI DOWNTOWN HOTEL (PN) 5* DOSSO DOSSI OLD CITY HOTEL 4* DOUBLETREE BY HILTON PIYALE PASA HOTEL 5* DUNDAR HOTEL&SPA 3* ELITE WORLD ASIA HOTEL 5* ELITE WORLD BUSINESS FLORYA HOTEL 5* ELITE WORLD COMFY HOTEL 4* ELITE WORLD ISTANBUL HOTEL TAKSIM 5* EMIN HOTEL LALELI 3* EMPIRE PALACE HOTEL (BW) SPECIAL ENDERUN HOTEL 4* ENDICAN BEYAZIT HOTEL 4* ENDICAN SULTANAHMET HOTEL SPECIAL ERESIN HOTELS EXPRESS 3* ERESIN HOTELS SULTANAHMET 5* ERESIN HOTELS TOPKAPI 5* ERGUVAN HOTEL SPECIAL EURO PARK OTEL 5* EVSEN HOTEL 3* FER HOTEL 4* FORS HOTEL 3* FUAR HOTEL 3* GENOVA HOTEL SPECIAL GEZI BOSPHORUS HOTEL 4* GK REGENCY SUITES SPECIAL GOLDEN AGE ISTANBUL 4* GOLDEN CITY HOTEL ISTANBUL 4* GOLDEN HORN SIRKECI HOTEL SPECIAL GRAND ANKA HOTEL 4* GRAND ANT HOTEL 3* GRAND ARAS HOTEL & SUITES 4* GRAND BEYAZIT HOTEL 4* GRAND DURMAZ HOTEL 4* GRAND EMIN HOTEL 4* GRAND EMIR HOTEL 3* GRAND GULSOY HOTEL 4* GRAND HILARIUM HOTEL 4* GRAND MAKEL HOTEL TOPKAPI 4* GRAND MILAN HOTEL 3* GRAND PAMIR HOTEL 3* GRAND SIRKECI HOTEL 4* GRAND WASHINGTON HOTEL 4* GRAND YAVUZ HOTEL 4* GRAZIELLA GOLD HOTEL 4* HILTON BOMONTI HOTEL 5* HILTON ISTANBUL BAKIRKOY 5* HILTON ISTANBUL BOSPHORUS 5* HILTON ISTANBUL MASLAK 5* HOLIDAY INN ISTANBUL SISLI 5* HOTEL BULVAR PALACE SPECIAL HOTEL CENTRUM ISTANBUL 3* HOTEL LA VILLA 4* HOTEL LE MIRAGE 4* HYATT CENTRIC ISTANBUL 5* HYATT REGENCY ISTANBUL ATAKOY HOTEL 5* IBIS ISTANBUL AIRPORT HOTEL 3* IBIS ISTANBUL ZEYTINBURNU HOTEL 3* IBIS STYLES ISTANBUL BOMONTI 3* ILKBAL DE LUXE HOTEL 4* INNOVA SULTANAHMET HOTEL SPECIAL IPEK PALAS OTEL 4* ISTANBUL GONEN HOTEL(P) 5* ISTANBUL HOLIDAY HOTEL 3* ISTANBUL MARRIOTT HOTEL SISLI 4* ISTANBUL ROYAL HOTEL 4* KALYON HOTEL SPECIAL KAYA MADRID HOTEL 3* KLAS HOTEL 4* KONAK HOTEL 4* KURAN HOTEL 3* LADY DIANA HOTEL SPECIAL LARESK PARK HOTEL 4* LAZZONI HOTEL 5* LEGACY OTTOMAN HOTEL 5* LEMON RESIDENCE (P) 3* LEVNI HOTEL 5* LIKA OTEL 3* LIMAK THERMAL BOUTIQUE HOTEL (P) 5* LIONEL HOTEL 5* MANESOL BOUTIQUE GALATA HOTEL SPECIAL MANGANA KONAK HOTEL SPECIAL MARMARAY HOTEL YENIKAPI 4* MARTINENZ HOTEL 3* MAY HOTEL ISTANBUL 3* MEGARON HOTEL 3* MELAS ISTANBUL HOTEL 5* MERCURE ISTANBUL BOMONTI HOTEL 5* MERCURE ISTANBUL SIRKECI 4* METROPOLITAN HOTEL BOSPHORUS 5* METROPOLITAN TAKSIM HOTEL 4* MIDMAR HOTEL 4* MIKLAGORD HOTEL 3* MISAFIR SUITES 8 ISTANBUL SPECIAL MOMENTO BEYAZIT HOTEL 4* MOVENPICK HOTEL ISTANBUL BOSPHORUS 5* MOVENPICK HOTEL ISTANBUL GOLDEN HORN 5* NEARPORT HOTEL 4* NEW EMIN HOTEL 4* NIDYA HOTEL GALATAPORT 4* NIPPON HOTEL (P) 4* NOVA PLAZA CRYSTAL HOTEL 4* NOVOTEL ISTANBUL ZEYTINBURNU 4* NOWY EFENDI HOTEL 4* OLIMPIYAT HOTEL 3* ORAN HOTEL 4* ORIENT EXPRESS HOTEL 3* ORKA ROYAL HOTEL 4* OTTOMANS LIFE HOTEL DELUXE 5* PALAZZO DONIZETTI HOTEL SPECIAL PALDE HOTEL 4* PARK HYATT ISTANBUL MACKA HOTEL 5* PERA CENTER HOTEL 4* PERA PALACE HOTEL 5* PERA ROSE HOTEL 4* PERA TULIP HOTEL 4* PIERRE LOTI HOTEL 4* POINT HOTEL BARBAROS 5* POINT HOTEL TAKSIM 5* PORT BOSPHORUS OTEL 4* PREMIST SULTANAHMET SPECIAL PREMIST TAKSIM HOTEL 4* PRESTIGE HOTEL 4* RADISSON BLU ISTANBUL OTTOMARE 5* RADISSON BLU PERA 5* RADISSON BLU SISLI HOTEL 5* RADISSON HOTEL SULTANAHMET (EX BEST WESTERN CITADEL) (PN) 4* RADISSON PRESIDENT BEYAZIT( EX BEST WESTERN THE PREDISENT ) (PN) 4* RAMADA TAKSIM HOTEL 4* RENAISSANCE ISTANBUL POLAT BOSPHORUS HOTEL 5* RENZO HOTEL 3* RICHMOND ISTANBUL 4* RIXOS PERA ISTANBUL HOTEL 5* ROMANCE ISTANBUL HOTEL 4* ROOT KARAKOY SPECIAL SABA HOTEL SPECIAL SANTA SOPHIA HOTEL 3* SARNIC HOTEL SPECIAL SARNIC PREMIER HOTEL SPECIAL SERES HOTEL OLD CITY 3* SEVEN HILLS PALACE HOTEL SPECIAL SEVENDAYS HOTEL (PN) 3* SHERATON ISTANBUL CITY CENTER 5* SIM HOTEL ISTANBUL 3* SINEM HOTEL 4* SKALION HOTEL ISTANBUL 4* SOFITEL TAKSIM 5* SOGUT HOTEL 3* SOKULLU PASA HOTEL 4* SORRISO DUE HOTEL 4* SORRISO HOTEL (P) 4* SULTAN HOUSE HOTEL SPECIAL SULTANIA HOTEL SPECIAL SUN COMFORT HOTEL 3* SURA HAGIA SOPHIA HOTEL & SPA 5* SUREYYA HOTEL 3* SV BUSINESS HOTEL ISTANBUL SPECIAL SWISSOTEL THE ISTANBUL BOSPHORUS 5* TAXIM HILL HOTEL SPECIAL TAYHAN HOTEL SPECIAL THE BYZANTIUM HOTEL(P) SPECIAL THE CITY HOTEL 4* THE ELYSIUM ISTANBUL HOTEL 5* THE G HOTELS ISTANBUL 5* THE GALATA HOTEL ISTANBUL MGALLERY BY SOFITEL 5* THE HALICH HOTEL ISTANBUL KARAKOY 4* THE HAZE HOTEL SPECIAL THE LAILA HOTEL (PN) SPECIAL THE LOLA HOTEL 2* THE MARMARA PERA HOTEL 4* THE MARMARA SISLI HOTEL 4* THE MARMARA TAKSIM HOTEL 5* THE MILL HOTEL BOMONTI SPECIAL THE PEAK HOTEL 4* THE PERAPORT HOTEL SPECIAL THE REINA HOTEL 3* THE RITZ CARLTON HOTEL 5* THEODIAN HOTEL 3* TILIA HOTEL 4* TITANIC CITY TAKSIM HOTEL 4* TITANIC COMFORT HOTEL SISLI 3* TITANIC PORT BAKIRKOY HOTEL 4* TULIP CITY HOTEL 4* URANUS ISTANBUL TOPKAPI HOTEL 5* VENERA HOTEL AKSARAY 4* VICENZA HOTEL AKSARAY 4* VICTORY HOTEL 4* VIZYON CITY HOTEL 3* VOGUE SUPREME ISTANBUL (P) 5* WALTON HOTELS GALATA 4 keys YASMAK SULTAN HOTEL 4* YIGITALP HOTEL 4* YILSAM SULTANAHMET HOTEL (P) 4* YUKSEL YENIKAPI HOTEL 4* ZAGREB HOTEL 4* ZANADU HOTEL (P) SPECIAL ZURICH HOTEL 4*