| Rank
|
Institution
|
Location
|
Continent
|
Founded
|
Affiliation
|
Distance/In-Person[a]
|
Enrollment
|
Ref
|
| 1
|
Indira Gandhi National Open University
|
New Delhi, India
|
Asia
|
1985
|
Public
|
Distance/In-Person
|
3,000,000+
|
[1]
|
| 2
|
National University, Bangladesh
|
Gazipur, Bangladesh
|
Asia
|
1992
|
Public
|
In-Person
|
3,425,832
|
[2]
|
| 3
|
Anadolu University
|
Eskişehir, Turkey
|
Asia
|
1958
|
Public
|
Distance/In-Person
|
1,974,343
|
[3]
|
| 4
|
California Community Colleges
|
California, United States
|
North America
|
1967
|
Public
|
In-Person
|
1,800,000
|
[4]
|
| 5
|
Islamic Azad University
|
Iran
|
Asia
|
1982
|
Private
|
In-Person
|
1,300,000
|
[5]
|
| 6
|
Allama Iqbal Open University
|
Islamabad, Pakistan
|
Asia
|
1974
|
Public
|
Distance/In-Person
|
1,027,000
|
[6]
|
| 7
|
Laureate Education, Inc.
|
International
|
Global
|
1999
|
Private
|
Distance/In-Person
|
875,000
|
[7]
|
| 8
|
Bangladesh Open University
|
Gazipur, Bangladesh
|
Asia
|
1992
|
Public
|
Distance
|
650,000
|
[8]
|
| 9
|
Universitas Terbuka
|
Jakarta, Indonesia
|
Asia
|
1984
|
Public
|
Distance
|
646,467
|
[9]
|
| 10
|
National Technological Institute of Mexico
|
Mexico
|
North America
|
1948 and 2014
|
Public
|
In-Person
|
620,000 (2019)
|
|
| 11
|
Savitribai Phule Pune University
|
Pune, Maharashtra, India
|
Asia
|
1948
|
Public
|
In-Person
|
665,000
|
[10]
|
| 12
|
Chaudhary Charan Singh University
|
Meerut, Uttar Pradesh, India
|
Asia
|
1965
|
Public
|
In-Person
|
560,000[citation needed]
|
|
| 13
|
University of Mumbai
|
Mumbai, Maharashtra, India
|
Asia
|
1857
|
Public
|
In-Person
|
549,432
|
[11]
|
| 14
|
Ramkhamhaeng University
|
Bangkok, Thailand
|
Asia
|
1971
|
Public
|
In-Person
|
525,000
|
[12]
|
| 15
|
National Open University of Nigeria
|
Nigeria
|
Africa
|
2002
|
Public
|
Distance
|
515,000
|
[13]
|
| 16
|
California State University system
|
California, United States
|
North America
|
1857
|
Public
|
In-Person
|
457,992
|
[14]
|
| 17
|
Tribhuvan University
|
Kirtipur, Nepal
|
Asia
|
1959
|
Public
|
In-Person
|
454,065 (2021/22)
|
[15]
|
| 18
|
University of the Punjab
|
Lahore, Punjab, Pakistan
|
Asia
|
1882
|
Public
|
In-Person
|
450,000
|
[16]
|
| 19
|
Dr. B R Ambedkar Open University
|
Telangana, India
|
Asia
|
1982
|
Public
|
Distance
|
450,000
|
[17]
|
| 20
|
State University System of Florida
|
Florida, United States
|
North America
|
1954
|
Public
|
In-Person
|
430,000
|
[18]
|
| 21
|
University System of Ohio
|
Ohio, United States
|
North America
|
2007
|
Public
|
In-Person
|
429,310
|
[19]
|
| 22
|
University of Delhi
|
Delhi, India
|
Asia
|
1922
|
Public
|
In-Person/Distance
|
700,000
|
[20]
|
| 23
|
Payame Noor University
|
Iran
|
Asia
|
1987
|
Public
|
Distance/In-Person
|
400,000
|
[21]
|
| 24
|
Sikkim Manipal University
|
Sikkim, India
|
Asia
|
1995
|
Private
|
In-Person
|
390,000
|
[22]
|
| 25
|
University of South Africa
|
Pretoria, Gauteng, South Africa
|
Africa
|
1873
|
Public
|
Distance
|
370,000
|
[23]
|
| 26
|
State University of New York system
|
New York, United States
|
North America
|
1948
|
Public
|
In-Person
|
363,612
|
[24]
|
| 27
|
National Autonomous University of Mexico
|
Mexico City, Mexico
|
North America
|
1551
|
Public
|
In-Person
|
356,530
|
[25][26]
|
| 28
|
National Centre for Distance Education
|
France
|
Europe
|
1939
|
Public
|
Distance
|
350,000
|
[27]
|
| 29
|
University System of Georgia
|
Georgia, United States
|
North America
|
1931
|
Public
|
In-Person
|
318,027
|
[28]
|
| 30
|
University of Buenos Aires
|
Buenos Aires, Argentina
|
South America
|
1821
|
Public
|
In-Person
|
316,050
|
[29][30]
|
| 30
|
Minnesota State Colleges and Universities
|
Minnesota, United States
|
North America
|
1995
|
Public
|
In-Person
|
300,000
|
[31]
|
| 31
|
Osmania University
|
Hyderabad, Telangana, India
|
Asia
|
1918
|
Public
|
In-Person
|
300,000
|
[32]
|
| 32
|
National University of Distance Education
|
Spain
|
Europe
|
1972
|
Public
|
Distance/In-Person
|
260,079
|
[33][34]
|
| 33
|
Rajiv Gandhi Technical University
|
Bhopal, Madhya Pradesh, India
|
Asia
|
1998
|
Public
|
In-Person
|
260,000
|
[35]
|
| 34
|
Cairo University
|
Giza, Egypt
|
Africa
|
1908
|
Public
|
In-Person
|
257,200
|
[36]
|
| 35
|
University of California system
|
California, United States
|
North America
|
1869
|
Public
|
In-Person
|
256,000
|
[37]
|
| 36
|
City University of New York
|
New York, United States
|
North America
|
1961
|
Public
|
In-Person
|
243,000
|
[38]
|
| 37
|
University of North Carolina system
|
North Carolina, United States
|
North America
|
1789
|
Public
|
In-Person
|
242,000
|
[39]
|
| 38
|
University of Texas System
|
Texas, United States
|
North America
|
1881
|
Public
|
In-Person
|
221,337
|
[40]
|
| 39
|
Estácio de Sá University
|
Rio de Janeiro, Rio de Janeiro, Brazil
|
South America
|
1970
|
Private
|
In-Person
|
215,000
|
[41]
|
| 40
|
University of Guadalajara
|
Guadalajara, Jalisco, Mexico
|
North America
|
1791
|
Public
|
In-Person
|
209,406
|
[42]
|
| 41
|
Autonomous University of Nuevo León
|
Monterrey, Nuevo León, Mexico
|
North America
|
1933
|
Public
|
In-Person
|
206,000
|
[43]
|
| 42
|
Open University
|
Milton Keynes, United Kingdom
|
Europe
|
1969
|
Public
|
Distance/In-Person
|
205,420
|
[44]
|
| 43
|
University of Applied Science and Technology
|
Iran
|
Asia
|
1992
|
Public
|
In-Person
|
200,000
|
[45]
|
| 44
|
Technical College System of Georgia
|
Georgia, United States
|
North America
|
1970
|
Public
|
In-Person
|
191,567
|
[46]
|
| 45
|
Utah System of Higher Education
|
Utah, United States
|
North America
|
1894
|
Public
|
In-Person
|
189,351
|
[47]
|
| 46
|
Russian Presidential Academy of National Economy and Public Administration
|
Moscow, Russian Federation
|
Europe
|
1977
|
Public
|
In-Person
|
180,000
|
[48]
|
| 47
|
King Abdulaziz University
|
Jeddah, Saudi Arabia
|
Asia
|
1976
|
Public
|
In-Person
|
177,234
|
[49]
|
| 48
|
Technical and Vocational University
|
Iran
|
Asia
|
1965
|
Public
|
In-Person
|
175,000
|
[50]
|
| 49
|
National Polytechnic Institute
|
Mexico City, Mexico
|
North America
|
1936
|
Public
|
In-Person
|
171,581
|
[51]
|
| 50
|
Autonomous University of Santo Domingo
|
Santo Domingo
|
North America
|
1538 (reopened 1914)
|
Public
|
In-Person
|
170,530
|
[52]
|
| 51
|
University of the People
|
California, United States
|
North America
|
2009
|
Private
|
Distance
|
170,126
|
[53]
|
| 52
|
Ain Shams University
|
Cairo, Egypt
|
Africa
|
1950
|
Public
|
In-Person
|
170,000 (Undergraduates Only)
|
[54]
|
| 53
|
University of London
|
London, United Kingdom
|
Europe
|
1836
|
Public
|
In-Person
|
170,000
|
[55]
|
| 54
|
Southern New Hampshire University
|
New Hampshire, United States
|
North America
|
1932
|
Private
|
Distance/In-Person
|
170,000
|
[56]
|
| 55
|
Illinois Board of Higher Education
|
Illinois, United States
|
North America
|
1862
|
Public
|
In-Person
|
163,786
|
[57]
|
| 56
|
University of Wisconsin System
|
Wisconsin, United States
|
North America
|
1848
|
Public
|
In-Person
|
164,431
|
[58]
|
| 57
|
Universiti Teknologi MARA
|
Shah Alam, Malaysia
|
Asia
|
1956
|
Public
|
In-Person
|
160,957
|
[59]
|
| 58
|
Korea National Open University
|
South Korea
|
Asia
|
1972
|
Public
|
Distance/In-Person
|
151,413
|
[60]
|
| 59
|
Dr. A.P.J. Abdul Kalam Technical University
|
Lucknow, Uttar Pradesh, India
|
Asia
|
2000
|
Public
|
In-Person
|
150,000
|
[61]
|
| 60
|
Madhya Pradesh Bhoj Open University
|
Bhopal, Madhya Pradesh, India
|
Asia
|
1991
|
Public
|
Distance
|
150,000
|
[62]
|
| 61
|
Sapienza University of Rome
|
Rome, Italy
|
Europe
|
1303
|
Public
|
In-Person
|
147,000
|
[63]
|
| 62
|
University System of Maryland
|
Maryland, United States
|
North America
|
1988
|
Public
|
In-Person
|
144,363
|
[64]
|
| 63
|
University of the Republic
|
Montevideo, Uruguay
|
South America
|
1849
|
Public
|
In-Person
|
144,108
|
[65][66]
|
| 64
|
Norte do Paraná University
|
Londrina, Paraná, Brazil
|
South America
|
1972
|
Private
|
Distance/In-Person
|
130,000
|
[67]
|
| 65
|
IU International University of Applied Sciences
|
Erfurt, Germany
|
Europe
|
1998
|
Private
|
Distance/In-Person
|
130,000
|
[68][69]
|
| 66
|
University of San Carlos of Guatemala
|
Guatemala City, Guatemala
|
North America
|
1676
|
Public
|
In-Person
|
124,000
|
[70]
|
| 67
|
University of Lyon
|
Lyon, France
|
Europe
|
2007
|
Public
|
In-Person
|
120,000
|
[71]
|
| 68
|
UNIMINUTO system
|
Colombia
|
South America
|
1990
|
Private
|
Distance/In-Person
|
116,782
|
[72]
|
| 69
|
Texas A&M University System
|
Texas, United States
|
North America
|
1876
|
Public
|
In-Person
|
114,691
|
[73]
|
| 70
|
National University of Córdoba
|
Córdoba, Argentina
|
South America
|
1613
|
Public
|
In-Person
|
113,558
|
[74]
|
| 71
|
Pennsylvania State System of Higher Education
|
Pennsylvania, United States
|
North America
|
1982
|
Public
|
In-Person
|
110,428
|
[75]
|
| 72
|
Liberty University
|
Virginia, United States
|
North America
|
1971
|
Private
|
Distance/In-Person
|
110,000
|
[76]
|
| 73
|
University of Toulouse
|
Toulouse, France
|
Europe
|
1229
|
Public
|
In-Person
|
110,000
|
[77]
|
| 74
|
Université du Québec
|
Quebec, Canada
|
North America
|
1968
|
Public
|
In-Person/Distance
|
101,915
|
[78]
|
| 75
|
Farhangian University
|
Iran
|
Asia
|
2012
|
Public
|
In-Person
|
100,000
|
[79]
|
| 76
|
Virtual University of Pakistan
|
Lahore, Islamabad, Pakistan
|
Asia
|
2002
|
Public
|
Distance
|
100,000
|
|
| 77
|
Vietnam National University, Ho Chi Minh City
|
Ho Chi Minh City, Vietnam
|
Asia
|
1995
|
Public
|
In-Person
|
98,648
|
[80]
|
| 78
|
University of Belgrade
|
Belgrade, Serbia
|
Europe
|
1808
|
Public
|
In-Person
|
97,696
|
[81]
|
| 79
|
University of Vienna
|
Vienna, Austria
|
Europe
|
1365
|
Public
|
In-Person
|
91,715
|
[82]
|
| 80
|
Monterrey Institute of Technology and Higher Education
|
Monterrey, Nuevo León, Mexico
|
North America
|
1943
|
Private
|
In-Person
|
91,200
|
[42]
|
| 81
|
Aristotle University of Thessaloniki
|
Thessaloniki, Greece
|
Europe
|
1925
|
Public
|
In-Person
|
88,283
|
[83]
|
| 82
|
Polytechnic University of the Philippines
|
Philippines
|
Asia
|
1904
|
Public
|
Distance/In-Person
|
83,328
|
[84]
|
| 83
|
Complutense University of Madrid
|
Madrid, Spain
|
Europe
|
1293
|
Public
|
In-Person
|
83,000
|
[85]
|
| 84
|
Aix-Marseille University
|
Marseille, France
|
Europe
|
1409
|
Public
|
In-Person
|
80,000
|
[86][87]
|
| 85
|
University of Hagen
|
Hagen, Germany
|
Europe
|
1974
|
Public
|
Distance
|
69,982
|
[88]
|
| 86
|
Université de Montréal
|
Canada
|
North America
|
1878
|
Public
|
Distance/In-Person
|
67,109
|
[89]
|
| 87
|
University of the Philippines
|
Philippines
|
Asia
|
1908
|
Public
|
Distance/In-Person
|
64,144
|
[90]
|
| 88
|
Academic Center for Education, Culture and Research
|
Iran
|
Asia
|
1980
|
Private
|
In-Person
|
60,000
|
[91]
|