Rank

City

Country

Population

1

SEOUL

South Korea

10,231,000

2

São Paulo

Brazil

10,009,000

3

Bombay

India

9,925,000

4

JAKARTA

Indonesia

9,373,000

5

Karachi

Pakistan

9,339,000

6

MOSKVA (Moscow)

Russia

8,297,000

7

Istanbul

Turkey

8,260,000

8

MEXICO (Mexico City)

Mexico

8,235,000

9

Shanghai

China

8,214,000

10

TOKYO

Japan

8,130,000

11

New York (NY)

USA

8,008,000

12

BANGKOK

Thailand

7,506,700

13

BEIJING

China

7,362,000

14

Delhi

India

7,206,000

15

LONDON

UK

7,074,000

16

HongKong

China

6,843,000

17

CAIRO

Egypt

6,800,000

18

TEHRAN

Iran

6,758,000

19

BOGOTA

Colombia

6,422,000

20

Bandung

Indonesia

5,919,000

21

Tianjin

China

5,855,000

22

LIMA

Peru

5,681,000

23

Rio de Janeiro

Brazil

5,613,000

24

Lahore

Pakistan

5,143,000

25

Bogor

Indonesia

5,000,000

26

SANTIAGO

Chile

4,788,000

27

St Petersburg

Russia

4,678,000

28

Shenyang

China

4,669,000

29

Calcutta

India

4,399,000

30

Wuhan

China

4,040,000

 

For further details: http://www.citymayors.com/features/largest_cities1.html