
There were 12.4 million mobile-phone subscribers all across the world in 1990, but this figure jumped to more than six billion in 2011, according to Wikipedia.
Let's take a look at 30 countries, including India, that have most mobile phones.
Source: Wikipedia
China
Number of mobile phones: 1.04 billion
Population: 1.35 billion
Number of phones as percentage of population: 75.32 per cent
Global rank in number of mobile phones: 1
...

India
Number of mobile phones: 861.66 million
Population: 1.22 billion
Number of phones as percentage of population: 70.42 per cent
Global rank in number of mobile phones: 2
...

The United States
Number of mobile phones: 327.57 million
Population: 310.86 million
Number of phones as percentage of population: 103.9 per cent
Global rank in number of mobile phones: 3
...

Brazil
Number of mobile phones: 263.04 million
Population: 192.37 million
Number of phones as percentage of population: 136.7 per cent
Global rank in number of mobile phones: 4
...

Russia
Number of mobile phones: 256.11 million
Population: 142.90 million
Number of phones as percentage of population: 155.5 per cent
Global rank in number of mobile phones: 5
...

Indonesia
Number of mobile phones: 236.80 million
Population: 237.55 million
Number of phones as percentage of population: 109.28 per cent
Global rank in number of mobile phones: 6
...

Pakistan
Number of mobile phones: 122.06 million
Population: 178.85 million
Number of phones as percentage of population: 68.83 per cent
Global rank in number of mobile phones: 7
...

Japan
Number of mobile phones: 121.24 million
Population: 127.62 million
Number of phones as percentage of population: 95.1 per cent
Global rank in number of mobile phones: 8
...

Germany
Number of mobile phones: 107.00 million
Population: 81.88 million
Number of phones as percentage of population: 130.1 per cent
Global rank in number of mobile phones: 9
...

The Philippines
Number of mobile phones: 106.98 million
Population: 94.01 million
Number of phones as percentage of population: 113.8 per cent
Global rank in number of mobile phones: 10
...

Nigeria
Number of mobile phones: 101.27 million
Population: 140.00 million
Number of phones as percentage of population: 72.3 per cent
Global rank in number of mobile phones: 11
...

Bangladesh
Number of mobile phones: 98.47 million
Population: 148.09 million
Number of phones as percentage of population: 68 per cent
Global rank in number of mobile phones: 12
...

Iran
Number of mobile phones: 96.16 million
Population: 73.97 million
Number of phones as percentage of population: 130 per cent
Global rank in number of mobile phones: 13
...

Mexico
Number of mobile phones: 92.90 million
Population: 112.32 million
Number of phones as percentage of population: 82.7 per cent
Global rank in number of mobile phones: 14
...

Italy
Number of mobile phones: 88.58 million
Population: 60.09 million
Number of phones as percentage of population: 147.4 per cent
Global rank in number of mobile phones: 15
...

The United Kingdom
Number of mobile phones: 75.75 million
Population: 61.61 million
Number of phones as percentage of population: 122.9 per cent
Global rank in number of mobile phones: 16
...

Vietnam
Number of mobile phones: 72.30 million
Population: 90.54 million
Number of phones as percentage of population: 79 per cent
Global rank in number of mobile phones: 17
...

France
Number of mobile phones: 72.18 million
Population: 63.57 million
Number of phones as percentage of population: 114.2 per cent
Global rank in number of mobile phones: 18
...

Egypt
Number of mobile phones: 92.64 million
Population: 82.12 million
Number of phones as percentage of population: 112.81 per cent
Global rank in number of mobile phones: 19
...

Thailand
Number of mobile phones: 69.00 million
Population: 65.00 million
Number of phones as percentage of population: 105 per cent
Global rank in number of mobile phones: 20
...

Turkey
Number of mobile phones: 66.00 million
Population: 71.51 million
Number of phones as percentage of population: 92.2 per cent
Global rank in number of mobile phones: 21
...

Ukraine
Number of mobile phones: 57.50 million
Population: 45.57 million
Number of phones as percentage of population: 126.0 per cent
Global rank in number of mobile phones: 22
...

South Korea
Number of mobile phones: 52.51 million
Population: 48.58 million
Number of phones as percentage of population: 108.1 per cent
Global rank in number of mobile phones: 23
...

Spain
Number of mobile phones: 50.89 million
Population: 45.82 million
Number of phones as percentage of population: 111.0 per cent
Global rank in number of mobile phones: 24
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Argentina
Number of mobile phones: 50.40 million
Population: 40.13 million
Number of phones as percentage of population: 125.6 per cent
Global rank in number of mobile phones: 25
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Poland
Number of mobile phones: 47.15 million
Population: 38.18 million
Number of phones as percentage of population: 123.48 per cent
Global rank in number of mobile phones: 26
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Colombia
Number of mobile phones: 46.14 million
Population: 45.39 million
Number of phones as percentage of population: 101.6 per cent
Global rank in number of mobile phones: 27
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South Africa
Number of mobile phones: 59.47 million
Population: 50.58 million
Number of phones as percentage of population: 117.6 per cent
Global rank in number of mobile phones: 28
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Algeria
Number of mobile phones: 33.00 million
Population: 35.00 million
Number of phones as percentage of population: 94.2 per cent
Global rank in number of mobile phones: 29
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Taiwan
Number of mobile phones: 28.61 million
Population: 23.19 million
Number of phones as percentage of population: 123.33 per cent
Global rank in number of mobile phones: 30