#Estimated populations in world timezones & 3 largest contributors by country (2003) 1 zone H UTC +8.00 1439.8M Mainland China Philippines Malaysia ... 2 zone e UTC +5.50 1049.7M India 3 zone A UTC +1.00 670.3M Nigeria Germany France ... 4 zone B UTC +2.00 435.8M Egypt Ukraine South Africa ... 5 zone C UTC +3.00 408.5M Russia Ethiopia Sudan ... 6 zone G UTC +7.00 404.8M Indonesia Vietnam Thailand ... 7 zone R UTC -5.00 267.8M United States Colombia Peru ... 8 zone S UTC -6.00 215.3M Mexico United States Guatemala ... 9 zone Z UTC +0.00 209.0M United Kingdom Morocco Ghana ... 10 zone E UTC +5.00 203.5M Pakistan Uzbekistan Russia ... 11 zone I UTC +9.00 203.0M Japan North Korea Russia ... 12 zone P UTC -3.00 177.6M Brazil Uruguay Suriname ... 13 zone F UTC +6.00 165.3M Bangladesh Russia Sri Lanka ... 14 zone Q UTC -4.00 81.5M Venezuela Chile Dominican Rep ... 15 zone c UTC +3.50 68.3M Iran 16 zone U UTC -8.00 55.0M United States Canada Mexico ... 17 zone D UTC +4.00 45.2M Kazakhstan Azerbaijan Russia ... 18 zone f UTC +6.50 42.5M Myanmar Cocos Islands 19 zone p UTC -3.50 39.3M Argentina Canada 20 zone T UTC -7.00 31.3M United States Mexico Canada 21 zone d UTC +4.50 28.7M Afghanistan 22 zone è UTC +5.75 26.5M Nepal 23 zone K UTC +10.00 22.7M Australia Papua New Guinea Russia ... 24 zone M UTC +12.00 5.5M New Zealand Fiji Russia ... 25 zone i UTC +9.50 1.7M Australia 26 zone W UTC -10.00 1.5M US (Hawaii) French Polynesia Cook Islands ... 27 zone L UTC +11.00 1.4M Solomon Islands Russia New Caledonia ... 28 zone V UTC -9.00 648.0K US (Alaska) 29 zone N UTC -1.00 432.1K Greenland Cape Verde 30 zone X UTC -11.00 250.6K Samoa American Samoa Niue 31 zone ç UTC +13.00 30.0K Kiribati 32 zone é UTC +14.00 8.5K Kiribati 33 zone v UTC -9.50 8.0K Iles Marquises 34 zone O UTC -2.00 3.0K Fernando de Noronha 35 zone l UTC +11.50 1.9K Norfolk Island 36 zone ù UTC +12.75 0.7K Chatham Islands 37 zone k UTC +10.50 0.3K Lord Howe Island 38 zone Y UTC -12.00 0.0K #Total population is 6.30 billion zone Z UTC +0.00 209.0M United Kingdom Morocco Ghana ... zone A UTC +1.00 670.3M Nigeria Germany France ... zone B UTC +2.00 435.8M Egypt Ukraine South Africa ... zone C UTC +3.00 408.5M Russia Ethiopia Sudan ... zone c UTC +3.50 68.3M Iran zone D UTC +4.00 45.2M Kazakhstan Azerbaijan Russia ... zone d UTC +4.50 28.7M Afghanistan zone E UTC +5.00 203.5M Pakistan Uzbekistan Russia ... zone e UTC +5.50 1049.7M India zone è UTC +5.75 26.5M Nepal zone F UTC +6.00 165.3M Bangladesh Russia Sri Lanka ... zone f UTC +6.50 42.5M Myanmar Cocos Islands zone G UTC +7.00 404.8M Indonesia Vietnam Thailand ... zone H UTC +8.00 1439.8M Mainland China Philippines Malaysia ... zone I UTC +9.00 203.0M Japan North Korea Russia ... zone i UTC +9.50 1.7M Australia zone K UTC +10.00 22.7M Australia Papua New Guinea Russia ... zone k UTC +10.50 0.3K Lord Howe Island zone L UTC +11.00 1.4M Solomon Islands Russia New Caledonia ... zone l UTC +11.50 1.9K Norfolk Island zone M UTC +12.00 5.5M New Zealand Fiji Russia ... zone ù UTC +12.75 0.7K Chatham Islands zone ç UTC +13.00 30.0K Kiribati zone é UTC +14.00 8.5K Kiribati zone N UTC -1.00 432.1K Greenland Cape Verde zone O UTC -2.00 3.0K Fernando de Noronha zone P UTC -3.00 177.6M Brazil Uruguay Suriname ... zone p UTC -3.50 39.3M Argentina Canada zone Q UTC -4.00 81.5M Venezuela Chile Dominican Rep ... zone R UTC -5.00 267.8M United States Colombia Peru ... zone S UTC -6.00 215.3M Mexico United States Guatemala ... zone T UTC -7.00 31.3M United States Mexico Canada zone U UTC -8.00 55.0M United States Canada Mexico ... zone V UTC -9.00 648.0K US (Alaska) zone v UTC -9.50 8.0K Iles Marquises zone W UTC -10.00 1.5M US (Hawaii) French Polynesia Cook Islands ... zone X UTC -11.00 250.6K Samoa American Samoa Niue zone Y UTC -12.00 0.0K