Challenger Men - Singles

Zug Zhuhai Zhangjiagang Zagreb Zadar Yuba City Yokohama Yokkaichi Yeongwol Wuhan Wuhai Wroclaw Wolfsburg Winnipeg Winnetka West Lakes - Adelaide Warsaw Waco Vina Del Mar Vilnius Villa Maria Villa Allende Vigo Vicenza Verona Vercelli Vancouver Valencia Tyumen Tyler Turin 2 Turin Tunis Tulsa Tulln Troyes Troisdorf Trnava Trieste Traralgon 2 Traralgon Trani Toyota Toulouse Todi Timisoara Tigre 2 Tigre Tiburon Tianjin Tenerife 3 Tenerife 2 Tenerife Temuco Tempe Tashkent Tarragona Tanger Tampere Tallahassee Taipei Szekesfehervar Szczecin Sydney Suzhou Surbiton Sunrise Stockton Stanford St. Tropez St. Remy St. Petersburg 2 St. Petersburg Split 2 Split Sopot Sophia Antipolis Sofia Skopje Singapore Sibiu Shymkent 2 Shymkent Shenzhen 3 Shenzhen 2 Shenzhen Shanghai Seville Seoul Segovia Scheveningen Savannah Sarasota Saransk Sarajevo Sao Paulo 4 Sao Paulo 3 Sao Paulo 2 Sao Paulo Sao Leopoldo Sao Jose Do Rio Preto Santos Open Santo Domingo Santiago 3 Santiago 2 Santiago Santa Fe Santa Fe 2 Santa Cruz 2 Santa Cruz Sanremo San Sebastian San Remo San Marino San Luis Potosi San Juan San Jose San Francisco San Benedetto Samarkand Salzburg Salvador De Bahia Salvador Salinas 2 Salinas Sainte Clotilde Saint Brieuc Sacramento Rovereto Roseto Degli Abruzzi 2 Roseto Degli Abruzzi Rome US Rome 3 Rome 2 Rome Roanne Rio de Janeiro Rio Quente Rimouski Rimini Rijeka Rhodes Reunion Island Rennes Reggio Emilia Recife 2 Recife Recanati Ramat Hasharon Rabat Raanana Qujing Quito Quimper 2 Quimper Quanzhou Qingdao Punta Del Este Pune Pullach Puerto Vallarta Puebla Prostejov Prague 3 Prague 2 Prague Pozoblanco Poznan Potchefstroom 2 Potchefstroom Portoroz Porto Alegre Porto Poprad Playford 2 Playford Piracicaba Pingguo Phoenix Petange Perugia Pereira Penza Pau Parma 2 Parma Panama City Palmas Del Mar Palermo Padova Ottignies-Louvain-la-Neuve Ostrava Ortisei Orleans Orlando 2 Orlando Orbetello Olbia Ojai Oeiras 4 Oeiras 3 Oeiras 2 Oeiras Oberstaufen Nur-Sultan 4 Nur-Sultan 3 Nur-Sultan 2 Noumea Nottingham 3 Nottingham 2 Nottingham Nonthaburi 3 Nonthaburi 2 Nonthaburi Ningbo Newport Beach New Haven New Delhi Napoli 2 Napoli Naples Napa Nanjing Nanchang Murcia Mouilleron-Le-Captif Moscow Morelos Monza (Brianza) Montevideo Monterrey Mons Mohammedia Modena Milan Mexico City Mestre Mersin Merida Mendoza Melbourne Meknes Meerbusch Medellin Mauthausen Maui - Hawaii Matsuyama Maspalomas Marrakech Marburg Marbella Manta Manila Manerbio Manchester Manama Mallorca Malaga Maia 2 Maia Madrid Lyon Lugano Luedenscheid Ludwigshafen Loughborough Losinj Ljubljana Liuzhou Little Rock Lisbon Lima 2 Lima Lille Liberec Lexington Lermontov Leon Le Gosier Launceston Las Vegas Las Franquesas del Valles L'Aquila Kyoto Kyiv Kun-Ming Kosice Korat Kolkata Kolding Koblenz Kobe (Japan), hard Knoxville Kitzbuhel Kigali 2 Kigali Khanty Mansiysk Kenitra Kazan 2 Kazan Karshi Karlsruher Karlsruhe Kaohsiung Jonkoping Johannesburg Jinan Jerusalem Jersey 2 Jersey Izmir Itajai Istanbul 2 Istanbul Ismaning Irving Iquique Indore Indianapolis Indian Wells 2 Indian Wells Ilkley Iasi Hua Hin Houston Honolulu Hong Kong Ho Chi Minh City Helsinki Heilbronn 2 Heilbronn Happy Valley Hamburg Gwangju Guinot Mary Cohr Guimaraes Guayaquil Guangzhou Guadalajara Grodzisk Mazowiecki Granby Gran Canaria 2 Gran Canaria Glasgow Girona Gimcheon Genova Geneva Gatineau Furth Freudenstadt Francavilla Forli 6 Forli 5 Forli 4 Forli 3 Forli 2 Forli Floridablanca Florianopolis Florence Fergana Fano Fairfield Eskisehir Eckental Drummondville (Canada), hard Dortmund Dnepropetrovsk Danderyd Dallas Da Nang Curitiba Cremona Courmayeur Cortina Corrientes Cordoba Cordenons Coquimbo 2 Coquimbo Constanta Concepcion 2 Concepcion Como Columbus 3 Columbus 2 Columbus Cleveland Chuncheon Chitre Chicago Cherbourg Chennai Chengdu Charlottesville Charleston Champaign (USA), hard Cassis Casablanca 2 Casablanca Cary 2 Cary Carson 2 Carson Cancun Canberra 2 Canberra Campos Do Jordao Campinas Caltanissetta Caloundra Cali 2 Cali Calgary Calabasas Cairo Cagliari Bytom Busan Burnie 2 Burnie Buenos Aires 2 Buenos Aires Budapest Bucharest Brest Brescia Braunschweig Bratislava 2 Bratislava Brasov Brasilia Braga Bordeaux Bogota 3 Bogota 2 Bogota Blumenau Bloomfield Hills Blois Binghamton Biella 7 Biella 6 Biella 5 Biella 4 Biella 3 Biella 2 Biella Biel Besancon Bergamo (Italy), hard Bercuit Beograd Bengaluru 2 Bengaluru Bendigo Belo Horizonte Belgrade Belem Beijing Baton Rouge Batman Bath Bastad Barranquilla Barletta Bari Barcelona Baotou Banja Luka Bangkok 4 Bangkok 3 Bangkok 2 Bangkok Bangalore Bad Waltersdorf Augsburg Athens Asuncion Asuncion Astana 2 Astana Arad Aptos Antofagasta Antalya 4 Antalya 3 Antalya 2 Antalya Ann Arbor Andria An-Ning Amersfoort Ambato Alphen Almaty 2 Almaty Villena Alessandria Aix en Provence Aguascalientes Agri Aachen ATP Challenger Tour Finals Abidjan Abidjan 2 Acapulco Athens 2 Baton Rouge Bengaluru 2 Bengaluru 3 Birmingham Bogota 4 Bonn Brasilia 2 Brazzaville Brisbane Brisbane 2 Brisbane 3 Bucaramanga 2 Buenos Aires 3 Bunschoten Cancun 2 Cap Cana Cattolica Centurion Centurion 2 Cervia Cesenatico Chisinau Cordoba 2 Costa do Sauipe Dobrich Dobrich 2 Estoril Fujairah Fujairah 2 Guangzhou 2 Hagen Hangzhou Hersonissos Hersonissos 2 Hersonissos 3 Hersonissos 4 Hersonissos 5 Hersonissos 6 Ibague Islamabad Istanbul Itajai 2 Jingshan Jiujiang Kachreti Lima 3 Lincoln Lyon 2 (France), hard Manama 2 Manzanillo Menorca Metepec Miyazaki Monastir Montemar Monza Morelia Newport Nonthaburi 4 Nottingham 4 Oeiras 5 Oeiras 6 Phan Thiet Phan Thiet 2 Porto 2 Rosario Royan San Diego San Miguel de Tucuman Santos Sao Paulo 5 Sao Paulo 6 Sassuolo Shenzhen 4 Sioux Falls Sofia 2 Soma Bay Soma Bay 2 Sumter Taipei 2 Targu Mures Targu Mures 2 Tbilisi Thionville Winston Salem Wuning Wuning 2 Wuxi