Countries
Population
More
Data topics
CO2 emissions
Coronavirus
archive
Energy
Oil
,
Gas
,
Coal
,
Electricity
Food & Agriculture
GDP
Water
Reference
Continents
Country codes
Flags
World Map
Tools
Time
Unit Converters
Countries
Population
Data topics
CO2 emissions
Coronavirus
archive
Energy
Oil
,
Gas
,
Coal
,
Electricity
Food & Agriculture
GDP
Water
Reference
Continents
Country codes
Flags
World Map
Tools
Time
Unit Converters
W
/
Countries that start with the letter "O"
Countries that start with "
O
"
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
#
Country
Population 2026
Land Area (km²)
Region
1
Oman
5,671,458
309,500
Asia
