A PLUS RESIDENCE 3* ABEL 3* ACRA HOTEL 4* ADA HOMES APART HOTEL TAKSIM 3* ADAHAN DECAMONDO PERA 4* ADDRESS HOTEL ISTANBUL 5* ADORA HOTEL 3* AGAN 3* AJWA HOTEL 5* AKGUN HOTEL 5* AKGUN ISTANBUL HOTEL ***** AKKA HOTELS SUITES TAKSIM 3* AKKA LUSH HOTEL 4* AKRONES THERMAL SPA CONVENTION SPORT HOTEL 5* AKYILDIZ HOTEL 3* ALA SOFIA HOTEL 3* ALBATROS HAGIA SOPHIA HOTEL 3* ALBATROS PREMIER HOTEL 4* ALDEM HOTEL (EX. ALAADDIN HOTEL) SPECIAL CATEGORY ALEPH HOTEL ISTANBUL 3* ALFA HOTEL 3* ALL SEASONS 4* ALMINA 4* ALMINA INN BEYAZIT 3* ALPINN HOTEL 4* ALPINN HOTEL DUE 3* ALZER HOTEL 4* AMBER HOTEL ISTANBUL 3* AMIRAL PALACE HOTEL 4* ANADOLU HOTEL BOUTIQUE ANTEA PALACE HOTEL & SPA 4* ANTIK HOTEL 4* ANTIK IPEK HOTEL 2* ANTIS HOTEL 4* ANTUSA DESIGN HOTEL 4* ANTUSA PALACE HOTEL & SPA 4* APRILIS DELUXE 4* APRILIS GOLD HOTEL 4* APRILIS HOTEL 4* ARDEN CITY 4* ARDEY HOTEL SPECIAL CLASS AREN SUITES BOUTIQUE S CLASS ARENA HOTEL 4* ARINNA GUEST HOUSE APART APART ARMADA OLD CITY HOTEL 4* ARMAGRANDI SPINA 4* ART CITY HOTEL 3* ARTEFES HOTEL 3* ARTS HOTEL ISTANBUL SPECIAL CATEGORY ARUNA HOTEL BOUTIQUE ASITANE LIFE HOTEL 3* ASKOC HOTEL 4* ASLAN RESIDENCE SPECIAL CATEGORY ASMALI HOTEL 3* ASMALI PERA HOTEL SPECIAL CATEGORY ASPEN HOTEL 3* ASPERA HOTEL GOLDEN HORN 4* ASUR HOTEL 3* ATIK PALACE 3* ATLANTIS ROYAL HOTEL ISTANBUL 3* AVANTGARDE COLLECTION SISLI 4* AVANTGARDE HOTEL LEVENT 5* AVANTGARDE HOTEL TAKSIM 4* AVICENNA HOTEL 4* AYBAR HOTEL & SPA 4* BALIN HOTEL 3* BALPETEK HOTEL SPECIAL CATEGORY BARBAROSSA HOTEL 3* BARCELO HOTEL TAKSIM 5* BARCELO ISTANBUL HOTEL 5* BARIN HOTEL 3* BASILEUS HOTEL 3* BAZAAR 3* BEETHOVEN ISTANBUL HOTEL 3* BEETHOVEN PREMIUM HOTEL 4* BEETHOVEN SENFONI 4* BEETHOVEN SUIT 3* BEKDAS HOTEL 4* BENDER HOTEL BOUTIQUE BENLER HOTEL 3* BERCE HOTEL BOUTIQUE BERGAMA 3* BEST HOUSE HOTEL 3* BEST NOBEL HOTEL 2 AKSARAY ISTANBUL 3* BEST WESTERN ANTEA PALACE 4* BEST WESTERN EMPIRE PALACE 4* BEST WESTERN HOTEL ANTEA *** BEYAZIT PALACE HOTEL 4* BISETUN SPECIAL CATEGORY BIZ CEVAHIR HOTEL ISTANBUL 4* BIZ CEVAHIR SULTANAHMET 4* BLACK BIRD HOTEL 4* BLACK TULIP HOTEL BUTIK 4* BLUE HOUSE HOTEL 3* BLUE ISTANBUL SULTANAHMET HOTEL 3* BLUE ISTANBUL TAKSIM HOTEL 3* BOMONTI ARJAAN BY ROTANA SPECIAL CATEGORY BOUTIQUE ST.SOPHIA ISTANBUL 4* BUDO HOTEL 3* BUHARA OLD CITY 2* BUKE HOTEL 4* BUKE HOTEL ISTANBUL 4* BULVAR PALAS HOTEL 4* BURDOCK HOTEL ISTANBUL AUTOGRAPH COLLECTION SPECIAL CATEGORY BUSINESS LIFE BOUTIQUE HOTEL BOUTIQUE BUYUK HAMIT HOTEL 4* BUYUK SAHINLER 4* CARINA GOLD HOTEL SPECIAL CATEGORY CARLTON HOTEL ISTANBUL 4* CARTOON HOTEL 4* CARVAN HOTEL 3* BOUTIQUE CATCH HOTEL SULTANAHMET 4* CELAL AGA KONAGI HOTEL 5* CELAL SULTAN HOTEL 4* CENTRO WESTSIDE RESIDENCE SPECIAL CLASS CENTRO WESTSIDE&WESTSIDE RESIDENCE BY ROTANA 4* CENTRUM HOTEL 3* CHER HOTEL 5* CIHANGIR HOTEL 3* CIHANGIR PALACE HOTEL 3* CIHANGIR PLACE HOTEL 3* CITY CENTER HOTEL 4* CLARION HOTEL GOLDEN HORN HOTEL 4* COMFORT LIFE HOTEL 4* CONCEPT NISANTASI HOTEL & SPA SPECIAL CLASS CONCEPT NISANTASI HOTELS & SPA (Ex. Walton Hotels & Spa) 4* CONRAD ISTANBUL BOSPHORUS 5* CONSTANTINOPOLIS HOTEL 3* CRONTON DESIGN BOUTIQUE CROWNE PLAZA FLORYA ***** CROWNE PLAZA HARBIYE HOTEL 5* CROWNE PLAZA ISTANBUL ASIA HOTEL & CONVENTION CENTER 5* CROWNE PLAZA ISTANBUL FLORYA 5* CROWNE PLAZA OLD CITY 5* CSK THE HALICH PORT ISTANBUL SPECIAL CATEGORY CVK PARK BOSPHORUS HOTEL 5* CVK PARK PRESTIGE SUITES 5* CVK TAKSIM HOTEL 4* DALAN 3* DANIS HOTEL 4* DARA HOTEL 4* DARK HILL HOTEL 4* DARKMEN HOTEL 3* DARU SULTAN HOTELS GALATA 5* DAYS INN BY WYNDHAM ISTANBUL BOMONTI SPECIAL CATEGORY DE MAREE HOTEL 3* DECAMONDO GALATA 4* DEDEMAN ISTANBUL 5* DELTA HOTELS BY MARRIOTT ISTANBUL LEVENT 5* DELTA HOTELS BY MARRIOTT LEVENT 4* DELTA ISTANBUL 3* DELUXE GOLDEN HORN 4* DELUXE NEWPORT HOTEL 3* DEMIRAY 5* DEMPA HOTEL 3* DENIZ HOUSES HOTEL 3* DIAMOND ROYAL HOTEL 3* DIVALIS HOTEL SPECIAL CATEGORY DIVAN ISTANBUL HOTEL 5* DIVAN ISTANBUL HOTEL TAKSIM 5* DIVANI ALI HOTEL 4* DIVAS HOTEL 3* DORA PERA HOTEL 4* DOSSO DOSSI GOLDEN HORN HOTEL 4* DOSSO DOSSI HOTEL 4* DOSSO DOSSI HOTEL DOWNTOWN 5* DOSSO DOSSI HOTELS YENIKAPI 3* DOSSO DOSSO HOTELS LALELI 3* DOUBLE TREE BY HILTON ISTANBUL MODA 5* DOUBLE TREE BY HILTON ISTANBUL TOPKAPI 4* DOUBLE TREE BY HILTON PIYALEPASA HOTEL 5* DOUBLE TREE BY HILTON SIRKECI 4* DOUBLETREE BY HILTON ISTANBUL ESENTEPE 5* DOUBLETREE BY HILTON ISTANBUL UMRANIYE 4* DOUBLETREE BY HILTON MODA 5* DUNDAR HOTEL SPA 3* EDIBE SULTAN HOTEL 3* EDITION OLD CITY HOTEL BOUTIQUE EKINCI RESIDENCE APART ELAN HOTEL TAKSIM 3* ELITE HOTELS DRAGOS 4* ELITE WORLD BUSINESS FLORYA HOTEL 5* ELITE WORLD COMFY HOTEL 4* ELITE WORLD GRAND ISTANBUL KUCUKYALI 5* ELITE WORLD ISTANBUL HOTEL 5* ELYSIUM STYLES TAKSIM 4* EMIN HOTEL 3* EMIRHAN INN APART HOTEL 3*+ ENDERUN HOTEL BEYAZIT 4* ENDICAN BEYAZIT HOTEL 4* ENDICAN SULTANAHMET HOTEL BOUTIQUE ERBOY HOTEL 3* ERESIN HOTELS EXPRESS 3* ERESIN HOTELS SULTANAHMET 4* ERESIN TOPKAPI 5* ERGUVAN HOTEL 3* ESANS HOTEL 3* EURO PARK OTEL ***** EURO PLAZA HOTEL 4* EUROSTARS HOTEL OLD CITY 3* EVSEN 3* FAROS HOTEL IN TAKSIM 4* FAVORI HOTEL 4* FEHMI BEY HOTEL 3* FER HOTEL 4* FERONYA HOTEL 4* FORS HOTEL 3* FOUR POINTS BY SHERATON ISTANBUL KAGITHANE 4* FRASER PLACE ANTHILL ISTANBUL 5* FRASER PLACE ANTHILL ISTANBUL 5* FREYA LUXURY HOTEL SPECIAL CATEGORY FUAT BEY PALACE HOTEL BOUTIQUE FUAT BEY PALACE HOTEL (EX.KUPELI PALACE) BOUTIQUE G TOWERS FURNISHED APARTMENT SPECIAL CLASS GALATA BY BOSS SPECIAL CATEGORY GALATOWER HOTEL SPECIAL CLASS GALLEY HOTEL 3* GARDEN HOUSE HOTEL 4* GEDIK PASA KONAGI 3* GENOVA HOTEL 4* GEZI BOSPHORUS HOTEL 5* GK REGENCY SUITES HOTEL S GLEAM COLLECTION HOTEL 5* GLENS PALAS ISTANBUL 5* GLORIOUS 4* GOLDEN AGE ISTANBUL 4* GOLDEN CITY HOTEL 4* GOLDEN CROWN 3* GOLDEN GATE 3* GOLDEN HILL HOTEL 4* GOLDEN HILL HOTEL DOWNTOWN 5* GOLDEN HORN SIRKECI 4* GOLDEN ROYAL HOTEL SPECIAL CATEGORY GOOD NIGHT HOTEL 3* GRAND ANATOLIA HOTEL 3* GRAND ANKA 4* GRAND ANT HOTEL 3* GRAND ARAS SISLI 4* GRAND BEYAZIT HOTEL 4* GRAND BOSFOR HOTEL 3* GRAND DURMAZ 4* GRAND EMIN HOTEL 3* GRAND EMIR HOTEL 3* GRAND ESEN HOTEL 3* GRAND GULSOY **** GRAND HALIC 4* GRAND HILARIUM HOTEL 4* GRAND HOTEL DE PERA 4* GRAND HOTEL GULSOY 4* GRAND HYATT ISTANBUL 5* GRAND LIZA 3* GRAND MAKEL HOTEL TOPKAPI 5* GRAND MARCELLO HOTEL 4* GRAND MARK HOTEL 3* GRAND MILAN HOTEL 3* GRAND NAKI HOTEL 4* GRAND ONS HOTEL 3* GRAND PAMIR HOTEL 3* GRAND SIRKECI HOTEL SPECIAL CATEGORY GRAND WASHINGTON LALELI 4* GRAND YAVUZ HOTEL 4* GRAZIELLA GOLD HOTEL 4* GREAT FORTUNE DESIGN HOTEL 4* GREAT FORTUNE DESING HOTEL 4* GREAT FORTUNE HOTEL & SPA 4* GREEN ANKA HOTEL 3* HAGIA SOFIA MANSIONS 5* HAGIA SOPHIA MANSIONS HOTEL 5* HALI HOTEL 3* HALIFAKS HOTEL 4* HAMIT HOTEL ISTANBUL SPECIAL CATEGORY HAMPTON BY HILTON HOTEL 4* HAMPTON BY HILTON IST OLD CITY 3* HAMPTON BY HILTON ZEYTINBURNU ISTANBUL 4* HAN HOTEL 2* HAN SUITE HOTEL 3* HAYRIYE HANIM KONAGI 4* HENNA HOTEL ISTANBUL BOUTIQUE HERMANOS HOTEL AKSARAY 3* HHK DOWTOWN HOTEL 4* HIDDEN HILLS ISTANBUL AIRPORT HOTEL 4* HILTON BOMONTI HOTEL 5* HILTON ISTANBUL BAKIRKOY 5* HILTON ISTANBUL BOSPHORUS 5* HILTON ISTANBUL MASLAK 5* HILTON MALL OF ISTANBUL 5* HODEGON SUITE SPECIAL CLASS HOLIDAY INN ISTANBUL CITY 5* HOLIDAY INN ISTANBUL SISLI 5* HOLIDAY PARK RESORT 5* HOTEL ARINNA 3* HOTEL BIRBEY 3* HOTEL BLACK TULIP SPECIAL CLASS HOTEL CENTRUM ISTANBUL 3* HOTEL FUAR 3* HOTEL LA VILLA 4* HOTEL LE MIRAGE OSMANBEY 4* HOTEL MEKKE 3* HOTEL MELAS ISTANBUL 5* HOTEL SABA 3* HOTELLINO ISTANBUL 4* HYATT CENTRIC ISTANBUL 5* HYATT REGENCY ISTANBUL ATAKOY 5* IBIS ISTANBUL AIRPORT SPECIAL CATEGORY IBIS ISTANBUL SISLI 4* IBIS ISTANBUL TUZLA 3* IBIS ISTANBUL ZEYTINBURNU 3* IBIS STYLES ISTANBUL BOMONTI 4* IKBAL DELUXE HOTEL 4* IKBAL THERMAL 5* ILKAY 3* ILKAY HOTEL 3* ILKBAL DELUXE HOTEL 4*+ ILKBAL DELUXE HOTEL 4*+ IMAGINE HOTEL SPECIAL CATEGORY IMAGINE HOTEL ISTANBUL - SPECIAL CATEGORY SPECIAL CATEGORY INDIA CLASSIC ISTANBUL 3* BOUTIQUE INNOVA HOTEL 4* INTERSTAR HOTEL SPECIAL CATEGORY IPEK PALAS HOTEL 4* ISG AIRPORT HOTEL 4* ISHAK PASHA HOTEL 3* ISTANBUL COMFORT HOTEL 3* ISTANBUL GONEN HOTEL 5* ISTANBUL HOLIDAY HOTEL 3* ISTANBUL MARRIOTT HOTEL SISLI 5* ISTANBUL ROYAL HOTEL 4* ISTANBUL TREND 4* JAFF HOTELS NISANTASI 4* JOY SUITES SPECIAL CATEGORY JOY TAKSIM SPECIAL CATEGORY JOYWAY HOTELS ISTANBUL SULTANAHMET SPECIAL CLASS JW MARRIOTT HOTEL ISTANBUL MARMARA SEA 5* JW MARRIOTT ISTANBUL BOSPHORUS 5* KAFTAN HOTEL 3* KALYON HOTEL 4* KATE HOTEL SPECIAL CLASS 4* KAYA MADRID HOTEL 3* KAYA ROYAL HOTEL 4* KENSINGTON HOTEL 3* KLAS 4* KONAK HOTEL 4* KOREL TERMAL RESORT CLINIC & SPA 5* KUMBURGAZ MARIN PRINCESS HOTEL (MARMARA SEA) 5* KUMRU HOTEL 2* KUNLUN HOTEL 4* KURAN HOTEL 3* LA QUINTA BY WYNDHAM ISTANBUL GUNESLI 4* LADY DIANA HOTEL 4* LALAHAN HOTEL 4* LALELI BLUE MARMARAY HOTEL 3* LASAGRADA HOTEL 5* LAUSOS HOTEL 4* LAUSOS PALACE HOTEL 5* LAZZONI HOTEL 5* LE MERIDIEN ISTANBUL ETILER 5* LE MIRAGE HOTEL 4* LE PETIT PALACE HOTEL 4* LEGACY OTTOMAN 5* LEMON RESIDENCE 3* LEVNI HOTEL 4*+ LIKA HOTEL 2* LIMAK EURASIA ***** LIMAK TERMAL **** LIONEL HOTEL 5* LOOP HOTEL BOSPHPORUS ISTANBUL SPECIAL CATEGORY MAGNIFICENT HOTEL KUMKAPI / SULTANAHMET 3* MAHYA HOTEL SPECIAL CATEGORY MALKOC HOTEL 3* MANDARIN ORIENTAL BOSPHORUS 5* MANESOL BOUTIQUE GALATA 4* MANESOL OLD CITY BOSPHORUS HOTEL 4* MANGANA KONAK HOTEL 4* MARBLE HOTEL 3* MARMARAY HOTEL YEANIKAPI 3* MARRIOTT EXECUTIVE APARTMENTS ISTANBUL FULYA SPECIAL CLASS MARTINENZ HOTEL 3* MATIAT HOTEL SPECIAL CATEGORY MAY HOTEL 3* MAY THERMAL RESORT & SPA 5* MAYI HOTEL SPECIAL CATEGORY MEGARON HOTEL 3* MENALO PREMIUM ISTANBUL 4* MERCURE ISTANBUL BOMONTI 5* MERCURE ISTANBUL SIRKECI HOTEL 4* MERCURE ISTANBUL WEST HOTEL & CONVENTION CENTER 5* METROPOLITAN HOTEL BOSPHORUS 5* METROPOLITAN HOTEL TAKSIM 4* MEVLANA HOTEL 4* MIDMAR DELUXE HOTEL 4* MIDTOWN HOTEL 4* MIKLAGORD HOTEL 2* MIKLAGORD HOTEL SULTANAHMET 3* MILANO HOTEL 3* MILLENIUM ISTANBUL GOLDEN HORN 4* MILLENNIUM ISTANBUL GOLDEN HORN 5* MISAFIR SUITES 8 ISTANBUL SPECIAL CLASS MOMENTO HOTEL BEYAZIT 4* MOTTO BY MULA HOTEL SPECIAL CATEGORY MOVENPICK HOTEL ISTANBUL BOSPHORUS 5* MOVENPICK HOTEL ISTANBUL GOLDEN HORN 5* MOVENPICK LIVING ISTANBUL CAMLIVADI SPECIAL CLASS MR CAS & URBAN VINTAGE HOTEL 4* MUKARNAS PERA HOTEL 4* MUKARNAS TAKSIM HOTEL 4* MULA HOTEL SULTANAHMET 5* MY ASSOS ISTANBUL HOTEL 4* MY DREAM ISTANBUL HOTEL 4* NANDA HOTEL 3* NAUMPASA KONAGI 3* NEARPORT HOTEL 4* NEW EMIN HOTEL 4* NEW INN OLD TOWN SPECIAL CATEGORY NEX HOTEL ISTANBUL SPECIAL CATEGORY NG GURAL AFYON 5* NIDYA HOTEL GALATAPORT 4* NIPPON HOTEL 4* NL AMSTERDAM HOTEL 3* NOVA PLAZA BUTIQUE & SPA HOTEL 4* NOVA PLAZA CRYSTAL 4* NOVA PLAZA ORION HOTEL 4* NOVA PLAZA PARK HOTEL 4* NOVA PLAZA PERA HOTEL & HAMAM 4* NOVA PLAZA PRIME 5* NOVA PLAZA PRIME HOTEL 5* NOVA PLAZA TAKSIM SQUARE HOTEL 4* NOVOTEL ISTANBUL ZEYTINBURNU 4* NOWY EFENDI 4* OCCIDENTAL TAKSIM 4* OLIMPIYAT HOTEL 3* ORAN HOTEL 4* ORIENT EXPRESS HOTEL & SPA BY ORKA HOTELS 3* ORIENT MINTUR 3* ORIENTBANK HOTEL AUTOGRAPH COLLECTION 5* ORIENTBANK HOTEL ISTANBUL HOTEL ORKA ROYAL 4* ORKA TAKSIM SUITES & HOTEL 4* ORUCOGLU THERMAL RESORT 5* OTTOMAN IMPERIAL HOTEL 4* OTTOMAN'S LIFE HOTEL DELUXE 5* OTTOPERLA HOTEL ISTANBUL BAKIRKOY 2* OZBEK HOTEL 4* PALAZZO DONIZETTI HOTEL 4* PALDE HOTEL 4* PARK HYATT ISTANBUL MACKA HOTEL 5* PELL PALACE HOTEL & SPA 4* PERA ARYA HOTEL 3* PERA CENTER HOTEL 4* PERA LIFE HOTEL SPECIAL CATEGORY PERA PALACE HOTEL 5* PERA ROSE HOTEL 4* PERA TULIP HOTEL 4* PIERRE LOTI HOTEL 4* PIYA SPORT HOTEL 4* POINT BARBAROS HOTEL ***** POINT HOTEL TAKSIM 5* PORT BOSPHORUS 4* PREMIST SULTANAHMET HOTEL 4* PRESTIGE HOTEL 3* PRESTIGE HOTEL 4* PULLMAN ISTANBUL HOTEL & CONVENTION CENTER 5* RADISSON BLU BOSPHORUS 5* RADISSON BLU HOTEL ISTANBUL PERA 5* RADISSON BLU HOTEL ISTANBUL SISLI 5* RADISSON BLU HOTEL SISLI ***** RADISSON BLU ISTANBUL OTTOMARE 5* RADISSON COLLECTION HOTEL VADI ISTANBUL 5* RADISSON HOTEL PRESIDENT BEYAZIT ISTANBUL 4* RADISSON HOTEL PRESIDENT OLD TOWN ISTANBUL 4* RADISSON PRESIDENT BEYAZIT ISTANBUL 4* RADISSON RESIDENCES AVRUPA TEM 4* RADISSON SULTANAHMET HOTEL 3* RAIMOND HOTEL 3* RAMADA BY WYNDHAM ISTANBUL GOLDEN HORN BEYOGLU 4* RAMADA BY WYNDHAM ISTANBUL TAKSIM HOTEL 4* RAMADA HOTEL & SUITES BY WYNDHAM ISTANBUL GOLDEN HORN 4* RAMADA ISTANBUL GRAND BAZAAR HOTEL 4* RAMADA PLAZA BY WYNDHAM ISTANBUL ATAKOY 5* RAMADA PLAZA BY WYNDHAM ISTANBUL CITY CENTER 5* RAMADA PLAZA BY WYNDHAM ISTANBUL SULTANAHMET 4* RAMADA PLAZA SULTANAHMET 5* RAVI HOTEL SPECIAL CATEGORY RAYELIN HOTELS OLD CITY 5* REGARD HOTEL 3* RENAISSANCE BOSPHORUS HOTEL 5* RENZO HOTEL (ex. ISTANBUL BLUE) SPECIAL CATEGORY REYDEL HOTEL 2* RIA SUITES HOTEL SPECIAL CATEGORY RICHMOND HOTEL 4* RICHMOND HOTEL ISTANBUL 4* RING STONE HOTEL BOSPHORUS 4* RIOS EDITION 3* RIXOS PERA HOTEL 5* RIXOS TERSANE ISTANBUL HOTEL 5* ROMANCE ISTANBUL HOTEL BOUTIQUE ROOT KARAKOY SPECIAL CATEGORY ROSALIE PALACE HOTEL SPECIAL CLASS ROTTA HOTEL ISTANBUL SPECIAL CLASS ROYAL BOSPHORUS HOTEL 3* ROYAL GALATA HOTEL 3* ROYAN HAGIA SOPHIA RADISSON INDIVIDUALS HOTEL ROYAN HOTEL HAGIA SOPHIA ISTANBUL 4* SABA HOTEL *** SABIHA SULTAN HOTEL SPECIAL CATEGORY SAHINLER LALELI 3* SAMIR HOTEL 4* SANASARYAN HAN A LUXURY COLLECTION HOTEL 5* SANTA SOPHIA 3* SARNIC HOTEL 4* SARNIC PREMIER HOTEL 3* SELENAY HOTEL 3* SENATUS HOTEL 3* SERENITY COMFORT HOTEL SPECIAL CATEGORY SERES HOTEL 4* SEVEN DAYS HOTEL 3* SEVEN HILLS HOTEL 4* SEVEN HILLS PALACE HOTEL 4* SHERATON ISTANBUL CITY CENTER HOTEL 5* SHERATON ISTANBUL LEVENT 5* SHINING STAR HOTEL SPECIAL CATEGORY SIM HOTEL ISTANBUL 3* SINEM HOTEL 4* SIPAHI HOTEL 3* SIRKECI MANSION HOTEL (EX. SIRKESI KONAK) 4* SIX SENSES KOCATAS MANSIONS 5* SKALION HOTEL & SPA 4* SOFITEL ISTANBUL TAXIM 5* SOGUT HOTEL 4* SOKULLUPASA HOTEL 4* SOMERSET MASLAK ISTANBUL 5* SORRISO DUE HOTEL 4* SORRISO HOTEL 4* STAR HOLIDAY HOTEL 3* STONE HOTEL 3* SULTAN HAMIT HOTEL BOUTIQUE SULTAN HOUSE 4* SULTAN HOUSE HOTEL SPECIAL CLASS SULTANAHMET CESME HOTEL 3* SULTANHAMIT HOTEL 4* SULTANHAN HOTEL ISTANBUL 4* SULTANIA HOTEL 4* SUMENGEN HOTEL 4* SUN COMFORT HOTEL 3* SUR HOTEL 3* SURA HAGIA SOPHIA HOTEL 5* SUREYYA HOTEL 3* SV BUSINESS HOTEL **** SWISSOTEL THE BOSPHORUS HOTEL 5* TAKSIM GONEN HOTEL 4* TAKSIM HILL HOTEL 4* TAKSIM PREMIST HOTEL 3* TAKSIM SQUARE HOTEL 4* TAXIM EXPRESS HOTEL 4* TAXIM HILL HOTEL SPECIAL CLASS TAXIM LOUNGE HOTEL 4* TAXIM TOWN HOTEL 4* TAYHAN HOTEL 3* TEMPO SUITES AIRPORT 3* THE AND HOTEL 3* THE BIANCHO HOTEL OLD CITY 4* THE BIANCHO HOTEL PERA 4* THE BOSFOR HOTEL 3* THE BYZANTIUM HOTEL 4* THE CITY HOTEL 4* THE CRATON HOTEL 5* THE ELYSIUM ISTANBUL 5* THE G HOTELS ISTANBUL 5* THE GALATA ISTANBUL HOTEL MGALLERY 5* THE GALATAPORT HOTEL SPECIAL CATEGORY THE GIFT HOTEL 4* THE GRAND TARABYA HOTEL ***** THE GREEN PARK HOTEL TAKSIM 4* THE GREEN PARK MERTER HOTEL 5* THE HALICH HOTEL ISTANBUL KARAKOY 3* THE HAZE HOTEL SPECIAL CLASS THE HOTEL BEYAZ SARAY 4* THE LAILA HOTEL 3* THE LOLA HOTEL 3* THE MARMARA PERA 4* THE MARMARA SISLI 4* THE MARMARA TAKSIM 5* THE MERETTO ISTANBUL OLD CITY 4* THE MERETTO LALELI HOTEL 3* THE MILL HOTEL BOMONTI 5* THE MILLION STONE HOTEL 4* THE PEAK HOTEL 4* THE PENINSULA ISTANBUL 5* THE PERAPORT HOTEL 4* THE RITZ CARLTON ISTANBUL 5* THE TIME HOTEL MARINA 4* THE TIME HOTEL OLD CITY 4* THE WESTIN ISTANBUL NISANTASI SPECIAL CATEGORY THE WESTIN ISTANBUL NISANTASI 5* THE XANADU HOTEL 3* THE ZANADU HOTEL 3* THEODIAN HOTEL 3* THEREINA HOTEL 3* TILIA HOTEL 4* TITANIC CITY 4* TITANIC COMFORT HOTEL *** TITANIC PORT HOTEL 5* TRIA HOTEL 4* TRYP BY WYNDHAM ISTANBUL BASIN EKSPRES HOTEL 5* TULIP CITY HOTEL 4* TULIP PERA 4* TURKOMAN HOTEL 3* TURVAN HOTEL 3* UK HOTEL ISTANBUL 3* URANUS ISTANBUL TOPKAPI 5* VAKKO HOTEL AND RESIDENCE SPECIAL CLASS VENERA HOTEL 4* VENERA HOTEL AKSARAY 4* VENUE HOTEL ISTANBUL OLD CITY 3* VIALAND PALACE HOTEL ***** VICENZA HOTEL 4* VICTORY HOTEL & SPA ISTANBUL 4* VIZYON CITY HOTEL 3* VOGUE SUPREME ISTANBUL 5* WALTON GARDENS PERA HOTEL & RESIDENCE SPECIAL CATEGORY WALTON HOTELS GALATA 4* WALTON NISANTASI RESIDENCE SPECIAL CLASS WALTON RESIDENCE NISANTASI Residence WALTON RESIDENCE SISLI Residence WALTON SISLI RESIDENCE SPECIAL CLASS WANDA VISTA ISTANBUL 5* WANDA VISTA ISTANBUL RESIDENCE SPECIAL CLASS WEINGART HOTEL 3* WESTSIDE RESIDENCES BY ROTANA 5* WYNDHAM GRAND ISTANBUL KALAMIS MARINA HOTEL 5* WYNDHAM GRAND ISTANBUL LEVENT 5* YASMAK SULTAN 4* YIGITALP HOTEL 4* YILSAM HOTEL 4* YUKSEL ISTANBUL YENIKAPI HOTEL 4* YUSUF PASA KONAGI HOTEL 3* ZAGREB 4* ZEYNEP SULTAN HOTEL 3* ZURICH HOTEL 4*