In United Nations Organization (UNO) there are 193 member nations.
Below are the name and the year of membership of the nations.
A
Afghanistan
19-11-1946
Albania
14-12-1955
Algeria
08-10-1962
Andorra
28-07-1993
Angola
01-12-1976
Antigua and Barbuda
11-11-1981
Argentina
24-10-1945
Armenia
02-03-1992
Australia
01-11-1945
Austria
14-12-1955
Azerbaijan
02-03-1992
B
Bahamas
18-09-1973
Bahrain
21-09-1971
Bangladesh
17-09-1974
Barbados
09-12-1966
Belarus*
24-10-1945
Belgium
27-12-1945
Belize
25-09-1981
Benin
20-09-1960
Bhutan
21-09-1971
Bolivia (Plurinational State of)
14-11-1945
Bosnia and Herzegovina*
22-05-1992
Botswana
17-10-1966
Brazil
24-10-1945
Brunei Darussalam
21-09-1984
Bulgaria
14-12-1955
Burkina Faso
20-09-1960
Burundi
18-09-1962
C
Cambodia
14-12-1955
Cameroon
20-09-1960
Canada
09-11-1945
Cape Verde
16-09-1975
Central African Republic
20-09-1960
Chad
20-09-1960
Chile
24-10-1945
China
24-10-1945
Colombia
05-11-1945
Comoros
12-11-1975
Congo
20-09-1960
Costa Rica
02-11-1945
Côte D'Ivoire
20-09-1960
Croatia*
22-05-1992
Cuba
24-10-1945
Cyprus
20-09-1960
Czech Republic*
19-01-1993
D
Democratic People's Republic of Korea
17-09-1991
Democratic Republic of the Congo *
20-09-1960
Denmark
24-10-1945
Djibouti
20-09-1977
Dominica
18-12-1978
Dominican Republic
24-10-1945
E
Ecuador
21-12-1945
Egypt*
24-10-1945
El Salvador
24-10-1945
Equatorial Guinea
12-11-1968
Eritrea
28-05-1993
Estonia
17-09-1991
Ethiopia
13-11-1945
F
Fiji
13-10-1970
Finland
14-12-1955
France
24-10-1945
G
Gabon
20-09-1960
Gambia
21-09-1965
Georgia
31-07-1992
Germany*
18-09-1973
Ghana
08-03-1957
Greece
25-10-1945
Grenada
17-09-1974
Guatemala
21-11-1945
Guinea
12-12-1958
Guinea Bissau
17-09-1974
Guyana
20-09-1966
H
Haiti
24-10-1945
Honduras
17-12-1945
Hungary
14-12-1955
I
Iceland
19-11-1946
India
30-10-1945
Indonesia*
28-09-1950
Iran (Islamic Republic of)
24-10-1945
Iraq
21-12-1945
Ireland
14-12-1955
Israel
11-05-1949
Italy
14-12-1955
J
Jamaica
18-09-1962
Japan
18-12-1956
Jordan
14-12-1955
KKazakhstan
02-03-1992
Kenya
16-12-1963
Kiribati
14-09-1999
Kuwait
14-05-1963
Kyrgyzstan
02-03-1992
L
Lao People’s Democratic Republic
14-12-1955
Latvia
17-09-1991
Lebanon
24-10-1945
Lesotho
17-10-1966
Liberia
02-11-1945
Libya*
14-12-1955
Liechtenstein
18-09-1990
Lithuania
17-09-1991
Luxembourg
24-10-1945
M
Madagascar
20-09-1960
Malawi
01-12-1964
Malaysia*
17-09-1957
Maldives
21-09-1965
Mali
28-09-1960
Malta
01-12-1964
Marshall Islands
17-09-1991
Mauritania
27-10-1961
Mauritius
24-04-1968
Mexico
07-11-1945
Micronesia (Federated States of)
17-09-1991
Monaco
28-05-1993
Mongolia
27-10-1961
Montenegro*
28-06-2006
Morocco
12-11-1956
Mozambique
16-09-1975
Myanmar
19-04-1948
N
Namibia
23-04-1990
Nauru
14-09-1999
Nepal
14-12-1955
Netherlands
10-12-1945
New Zealand
24-10-1945
Nicaragua
24-10-1945
Niger
20-09-1960
Nigeria
07-10-1960
Norway
27-11-1945
O
Oman
07-10-1971
P
Pakistan
30-09-1947
Palau
15-12-1994
Panama
13-11-1945
Papua New Guinea
10-10-1975
Paraguay
24-10-1945
Peru
31-10-1945
Philippines
24-10-1945
Poland
24-10-1945
Portugal
14-12-1955
Q
Qatar
21-09-1971
R
Republic of Korea
17-09-1991
Republic of Moldova
02-03-1992
Romania
14-12-1955
Russian Federation*
24-10-1945
Rwanda
18-09-1962
S
Saint Kitts and Nevis
23-09-1983
Saint Lucia
18-09-1979
Saint Vincent and the Grenadines
16-09-1980
Samoa
15-12-1976
San Marino
02-03-1992
Sao Tome and Principe
16-09-1975
Saudi Arabia
24-10-1945
Senegal
28-09-1960
Serbia*
01-11-2000
Seychelles
21-09-1976
Sierra Leone
27-09-1961
Singapore*
21-09-1965
Slovakia*
19-01-1993
Slovenia*
22-05-1992
Solomon Islands
19-09-1978
Somalia
20-09-1960
South Africa
07-11-1945
South Sudan*
14-07-2011
Spain
14-12-1955
Sri Lanka
14-12-1955
Sudan
12-11-1956
Suriname
04-12-1975
Swaziland
24-09-1968
Sweden
19-11-1946
Switzerland
10-09-2002
Syrian Arab Republic*
24-10-1945
T
Tajikistan
02-03-1992
Thailand
16-12-1946
The former Yugoslav Republic of Macedonia*
08-04-1993
Timor-Leste
27-09-2002
Togo
20-09-1960
Tonga
14-09-1999
Trinidad and Tobago
18-09-1962
Tunisia
12-11-1956
Turkey
24-10-1945
Turkmenistan
02-03-1992
Tuvalu
05-09-2000
U
Uganda
25-10-1962
Ukraine
24-10-1945
United Arab Emirates
09-12-1971
United Kingdom of Great Britain and Northern Ireland
24-10-1945
United Republic of Tanzania*
14-12-1961
United States of America
24-10-1945
Uruguay
18-12-1945
Uzbekistan
02-03-1992
V
Vanuatu
15-09-1981
Venezuela (Bolivarian Republic of)
15-11-1945
Viet Nam
20-09-1977
Y
Yemen*
30-09-1947
Z
Zambia
01-12-1964
Zimbabwe
25-08-1980
Sources:-Internet,Manorama
Below are the name and the year of membership of the nations.
A
Afghanistan
19-11-1946
Albania
14-12-1955
Algeria
08-10-1962
Andorra
28-07-1993
Angola
01-12-1976
Antigua and Barbuda
11-11-1981
Argentina
24-10-1945
Armenia
02-03-1992
Australia
01-11-1945
Austria
14-12-1955
Azerbaijan
02-03-1992
B
Bahamas
18-09-1973
Bahrain
21-09-1971
Bangladesh
17-09-1974
Barbados
09-12-1966
Belarus*
24-10-1945
Belgium
27-12-1945
Belize
25-09-1981
Benin
20-09-1960
Bhutan
21-09-1971
Bolivia (Plurinational State of)
14-11-1945
Bosnia and Herzegovina*
22-05-1992
Botswana
17-10-1966
Brazil
24-10-1945
Brunei Darussalam
21-09-1984
Bulgaria
14-12-1955
Burkina Faso
20-09-1960
Burundi
18-09-1962
C
Cambodia
14-12-1955
Cameroon
20-09-1960
Canada
09-11-1945
Cape Verde
16-09-1975
Central African Republic
20-09-1960
Chad
20-09-1960
Chile
24-10-1945
China
24-10-1945
Colombia
05-11-1945
Comoros
12-11-1975
Congo
20-09-1960
Costa Rica
02-11-1945
Côte D'Ivoire
20-09-1960
Croatia*
22-05-1992
Cuba
24-10-1945
Cyprus
20-09-1960
Czech Republic*
19-01-1993
D
Democratic People's Republic of Korea
17-09-1991
Democratic Republic of the Congo *
20-09-1960
Denmark
24-10-1945
Djibouti
20-09-1977
Dominica
18-12-1978
Dominican Republic
24-10-1945
E
Ecuador
21-12-1945
Egypt*
24-10-1945
El Salvador
24-10-1945
Equatorial Guinea
12-11-1968
Eritrea
28-05-1993
Estonia
17-09-1991
Ethiopia
13-11-1945
F
Fiji
13-10-1970
Finland
14-12-1955
France
24-10-1945
G
Gabon
20-09-1960
Gambia
21-09-1965
Georgia
31-07-1992
Germany*
18-09-1973
Ghana
08-03-1957
Greece
25-10-1945
Grenada
17-09-1974
Guatemala
21-11-1945
Guinea
12-12-1958
Guinea Bissau
17-09-1974
Guyana
20-09-1966
H
Haiti
24-10-1945
Honduras
17-12-1945
Hungary
14-12-1955
I
Iceland
19-11-1946
India
30-10-1945
Indonesia*
28-09-1950
Iran (Islamic Republic of)
24-10-1945
Iraq
21-12-1945
Ireland
14-12-1955
Israel
11-05-1949
Italy
14-12-1955
J
Jamaica
18-09-1962
Japan
18-12-1956
Jordan
14-12-1955
KKazakhstan
02-03-1992
Kenya
16-12-1963
Kiribati
14-09-1999
Kuwait
14-05-1963
Kyrgyzstan
02-03-1992
L
Lao People’s Democratic Republic
14-12-1955
Latvia
17-09-1991
Lebanon
24-10-1945
Lesotho
17-10-1966
Liberia
02-11-1945
Libya*
14-12-1955
Liechtenstein
18-09-1990
Lithuania
17-09-1991
Luxembourg
24-10-1945
M
Madagascar
20-09-1960
Malawi
01-12-1964
Malaysia*
17-09-1957
Maldives
21-09-1965
Mali
28-09-1960
Malta
01-12-1964
Marshall Islands
17-09-1991
Mauritania
27-10-1961
Mauritius
24-04-1968
Mexico
07-11-1945
Micronesia (Federated States of)
17-09-1991
Monaco
28-05-1993
Mongolia
27-10-1961
Montenegro*
28-06-2006
Morocco
12-11-1956
Mozambique
16-09-1975
Myanmar
19-04-1948
N
Namibia
23-04-1990
Nauru
14-09-1999
Nepal
14-12-1955
Netherlands
10-12-1945
New Zealand
24-10-1945
Nicaragua
24-10-1945
Niger
20-09-1960
Nigeria
07-10-1960
Norway
27-11-1945
O
Oman
07-10-1971
P
Pakistan
30-09-1947
Palau
15-12-1994
Panama
13-11-1945
Papua New Guinea
10-10-1975
Paraguay
24-10-1945
Peru
31-10-1945
Philippines
24-10-1945
Poland
24-10-1945
Portugal
14-12-1955
Q
Qatar
21-09-1971
R
Republic of Korea
17-09-1991
Republic of Moldova
02-03-1992
Romania
14-12-1955
Russian Federation*
24-10-1945
Rwanda
18-09-1962
S
Saint Kitts and Nevis
23-09-1983
Saint Lucia
18-09-1979
Saint Vincent and the Grenadines
16-09-1980
Samoa
15-12-1976
San Marino
02-03-1992
Sao Tome and Principe
16-09-1975
Saudi Arabia
24-10-1945
Senegal
28-09-1960
Serbia*
01-11-2000
Seychelles
21-09-1976
Sierra Leone
27-09-1961
Singapore*
21-09-1965
Slovakia*
19-01-1993
Slovenia*
22-05-1992
Solomon Islands
19-09-1978
Somalia
20-09-1960
South Africa
07-11-1945
South Sudan*
14-07-2011
Spain
14-12-1955
Sri Lanka
14-12-1955
Sudan
12-11-1956
Suriname
04-12-1975
Swaziland
24-09-1968
Sweden
19-11-1946
Switzerland
10-09-2002
Syrian Arab Republic*
24-10-1945
T
Tajikistan
02-03-1992
Thailand
16-12-1946
The former Yugoslav Republic of Macedonia*
08-04-1993
Timor-Leste
27-09-2002
Togo
20-09-1960
Tonga
14-09-1999
Trinidad and Tobago
18-09-1962
Tunisia
12-11-1956
Turkey
24-10-1945
Turkmenistan
02-03-1992
Tuvalu
05-09-2000
U
Uganda
25-10-1962
Ukraine
24-10-1945
United Arab Emirates
09-12-1971
United Kingdom of Great Britain and Northern Ireland
24-10-1945
United Republic of Tanzania*
14-12-1961
United States of America
24-10-1945
Uruguay
18-12-1945
Uzbekistan
02-03-1992
V
Vanuatu
15-09-1981
Venezuela (Bolivarian Republic of)
15-11-1945
Viet Nam
20-09-1977
Y
Yemen*
30-09-1947
Z
Zambia
01-12-1964
Zimbabwe
25-08-1980
Sources:-Internet,Manorama
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