History of the Standard Time Zone charts of the World from 1894 to present

History of the International Date Line from 1844 to present

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Standard Time Zone chart of the World in 1980 - map presentation arranged by WorldTimeZone
(WorldTimeZone map may not be used or reproduced without permission or credit to WorldTimeZone.com)

180° 150°w 120°w 90°w 60°w 30°w 0° 30°e 60°e 90°e 120°e 160°e 180°
M Y X-ray Whiskey Victor Uniform Tango Sierra Romeo Quebec Papa Oscar Novemb Zulu Alpha Bravo Charlie Delta Echo Foxtrot Golf Hotel India Kilo Lima M Y
standard time zone chart of the world 1980 map presentation arranged by WorldTimeZone
+12|-12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 +1 +2 +3 +4 +5 +6 +7 +8 +9 +10 +11 +12|-12
Map presentation arranged by WorldTimeZone
WorldTimeZone, 1980
Standard Time / Adoption of GMT
Country / territorySolar timeAdopted standardGMT / UTC map
1976-1978		 map
1980		 map
1992		 Notes:
Great Britain: LondonGMT+00:01:15 1847GMT UTCUTCUTC Conference 1884
Ireland: Dublin-00:25
-00:25:21		1880
1916		 GMT-00:25:21 UTCUTCUTC
New Zealand:
  Auckland
  Chatham Isl.		 
GMT+11:39:04
GMT+12:13:48		  
1868
1868		 
GMT+11:30
GMT+12:15		  
+12
+12:45		 
+12
+12:45		 
+12
+12:45

Canada:
  Pacific: Vancouver
  Mountain: Edmonton
  Central: Winnipeg
  Eastern: Toronto
  Atlantic: Halifax
  Newfoundld: St. John's 		 
GMT-08:12:288
GMT-07:33:52
GMT-06:28:36
GMT-05:17:32
GMT-04:14:24
GMT-03:30:52 		 
1884
1906
1887
1895
1902
1935
  
GMT-08
GMT-07
GMT-06
GMT-05
GMT-04
GMT-03:30 		 
-08
-07
-06
-05
-04
-03:30 		 
-08
-07
-06
-05
-04
-03:30 		 
-08
-07
-06
-05
-04
-03:30





USA:
  Aleutian Is.: Adak
  Alaska: Nome
  Alaska: Anchorage

  Alaska: Yakutat

  Alaska: Sitka

  Pacific: Los Angeles
  Mountain: Denver
  Central: Chicago
  Eastern: New York 		 
GMT-11:46:38
GMT-11:01:38
GMT+14:00:24
GMT-09:59:36 GMT+14:41:05
GMT-09:18:55 GMT+14:58:47
GMT-09:01:13 GMT-07:52:58
GMT-06:59:56
GMT-05:50:36
GMT-04:56:02 		 
1900
1900
1867
1900
1867
1900
1867
1900
1883
1883
1883
1883 		 
GMT-11
GMT-11
GMT-09:59:36
GMT-10
GMT-09:18:55
GMT-09
GMT-09:01:13
GMT-08
GMT-08
GMT-07
GMT-06
GMT-05 		 
-11
-11
-10

-09

-08

-08
-07
-06
-05 		 
-11
-11
-10

-09

-08

-08
-07
-06
-05 		 
-10
-09
-09

-09

-09

-08
-07
-06
-05 		 







Conference 1884
The International Meridian Conference, Washington D.C. 1884 Countries: Austria-Hungary, Brazil, Chili (Chile), Colombia, Costa Rica, Denmark, France, Germany, Great Britain, Guatemala, Hawaii, Italy, Japan, Liberia, Mexico, Netherlands, Paraguay, Russia, San Domingo, Salvador, Spain, Sweden, Switzerland, Turkey, United States, Venezuela
Serbia: BelgradeGMT+01:221884 GMT+01+01+01+01
Japan: TokyoGMT+09:18:591888 GMT+09+09+09+09 Conference 1884
Afghanistan: KabulGMT+04:36:481890GMT+04 +04:30+04:30+04:30
South Georgia IslandGMT-02:26:081890GMT-02 -02-02-02
Algeria: AlgiersGMT+00:12:12
GMT		1891
1911		GMT+00:09:21
GMT		 +01UTC+01
Belgium: BrusselsGMT+00:17:301892 GMT+01+01+01
South Africa 1892
1903		GMT+01:30
GMT+02		 +02+02+02
Italy: RomeGMT+00:49:561893GMT+01 +01+01+01 Conference 1884
Germany: BerlinGMT+00:53:281893GMT+01 +01+01+01 Conference 1884
Hungary: BudapestGMT+01:16:201890 GMT+01+01+01+01 Austria-Hungary in the Conference 1884
Austria: ViennaGMT+01:05:211893 GMT+01+01+01+01 Austria-Hungary in the Conference 1884
Bulgaria: SofiaGMT+01:33:16
GMT+01:56:56		1894 GMT+02+02+02+02
Denmark: CopenhagenGMT+00:50:201894GMT+01 +01+01+01 Conference 1884
Switzerland: ZurichGMT+00:34:08
GMT+00:29:46		1894 GMT+01+01+01+01 Conference 1884
Australia:
  Western Australia: Perth
  South Australia: Adelaide
  Northern Territory: Darwin
  Victoria: Melbourne
  New South Wales: Sydney
  Queensland:Brisbane
  Tasmania:Hobart
  
GMT+07:43:24
GMT+09:14:20
GMT+08:43:20
GMT+09:39:52
GMT+10:04:52
GMT+10:12:08
GMT+09:49:16 		 
1895
1895
1895
1895
1895
1895
1895 		 
GMT+08
GMT+09
GMT+09
GMT+10
GMT+10
GMT+10
GMT+10 		 
+08
+09:30
+09:30
+10
+10
+10
+10 		 
+08
+09:30
+09:30
+10
+10
+10
+10 		 
+08
+09:30
+09:30
+10
+10
+10
+10







Lord Howe IslandGMT+10:36:20
GMT+10		1895
1904		 GMT+10
GMT+10:30		 +10:30+10:30+10:30
Norway: OsloGMT+00:431895GMT+01 +01+01+01
Hawaii: HonoluluGMT-10:31:261896GMT-10:30 -10-10-10 Conference 1884
Philippines: Manila GMT-15:56 GMT+08:04 1844
1899		 GMT+08:04
GMT+08		 +08 +08 +08 Philippines changed its date from the Western (American side) to the Eastern (Asiatic) side. See International Date Line in 1844
Puerto Rico: San JuanGMT-04:24:251899GMT-04 -04-04-04
Sweden: StockholmGMT+01:12:12
GMT+01:00:14		1900GMT+01:00 +01+01+01 Conference 1884
Egypt: CairoGMT+02:05:091900GMT+02 +02+02+02
Sudan: KhartoumGMT+02:10:081900GMT+02 +02+02+02
Gaza
Hebron		GMT+02:17:52
GMT+02:20:23		1900 GMT+02+02+02+02
Spain: MadridGMT+00:14:441901GMT +01+01+01 Conference 1884
MidwayGMT-11:49:281901GMT-11 -11-11-11
Guam: HagatnaGMT+09:391901GMT+10 +10+10+10
Marshall Islands: KwajaleinGMT+11:09:20
GMT+11
GMT+10
GMT+09
GMT+11
GMT-12		1901
1937
1941
1944
1969
1993		 GMT+11
GMT+10
GMT+09
GMT+11
GMT-12
GMT+12		 -12-12-12 Kwajalein atoll changed its date from the Eastern (Asiatic) side to the Western Date / (American) side on September 30, 1969 and was one day out of synch with the rest of the Marshall Islands until August 20, 1993. See International Date Line 1910-1995
Marshall Islands: Majuro GMT+11:24:48
GMT+11
GMT+09
GMT+11
GMT+10
GMT+09
GMT+11		 1901
1914
1919
1937
1941
1944
1969		 GMT+11
GMT+09
GMT+11
GMT+10
GMT+09
GMT+11
GMT+12		 +12+12+12
Pitcairn: AdamstownGMT-08:40:201901GMT-8:30 -8:30-8:30-8:30
Tonga: NukualofaGMT+12:19:20
GMT+12:20		1901
1941		 GMT+12:20
GMT+13		 +13+13+13 Map shows +13
Cook Islands: RarotongaGMT-10:39:04
GMT-10:30		1901
1979		 GMT-10:30
GMT-10		 -09:30-10-10 Map shows -10
Niue: AlofiGMT-11:19:40
GMT-11:20		1901
1951		 GMT-11:20
GMT-11:30		 -11-11-11
China
  Kunlun: Kashgar


  Sinkiang-Tibet: Urumqi

  Kansu-Szechwan: Chongqing

  Chungyuan: Shanghai
  Changpai: Harbin
GMT+05:03:56
GMT+05:30
GMT+05
GMT+05:50:20
GMT+06
GMT+07:06:20
GMT+07

GMT+08:05:43
GMT+08:26:44
GMT+08:30
GMT+08
GMT+08:30
GMT+08
1928
1940
1980
1928
1980
1928
1980

1901
1928
1932
1940
1966
1980
GMT+05:30
GMT+05
GMT+08
GMT+06
GMT+08
GMT+07
GMT+08

GMT+08
GMT+08:30
GMT+08
GMT+09
GMT+08:30
GMT+08
(+05)


(+06)

(+07)


+08
(+08:30)
+08


+08

+08


+08
+08
+08


+08

+08


+08
+08
Mozambique: MaputoGMT+02:10:201903GMT+02 +02+02+02
Zimbabwe: HarareGMT+02:04:121903GMT+02 +02+02+02 Previously under the name Rhodesia (British)
Hong KongGMT+07:36:421904GMT+08 +08+08+08
Malaysia: Sabah1904GMT+08 +08+08+08 Previously under the name Labuan and North Borneo
Malaysia: Kuala LumpurGMT+06:46:46
GMT+06:55:25		1901
1905		 GMT+06:55:25
GMT+07		 +07:30+07:30+08 Map shows +07:30
Seychelles: VictoriaGMT+03:41:481906GMT+04 +04+04+04
India
  Kolkata (Calcutta)
 
 
  Mumbai (Bombay)
  Chennai (Madras)
Indian Peninsula
GMT+05:53:28
GMT+05:53:20
GMT+05:21:10
GMT+04:51:16
GMT+05:21:14
 
1854
1870
1906(1948)
1906(1955)
1906
1906
GMT+05:53:20
GMT+05:21:10
GMT+05:30
GMT+05:30
GMT+05:30
GMT+05:30
+05:30


+05:30
+05:30
+05:30
+05:30


+05:30
+05:30
+05:30
+05:30


+05:30
+05:30
+05:30
Kolkata retained its own local Calcutta Time until 1948

Mumbai retained its own local Bombay Time until 1955
Ceylon (Sri Lanka): ColomboGMT+05:19:24
GMT+05:19:32		1880
1906		 GMT+05:19:32
GMT+05:30		 +05:30+05:30+05:30
Andaman and Nicobar Islands  
GMT+05:30		+05:30+05:30+05:30
Mauritius: Port LouisGMT+03:501907GMT+04 +04+04+04
Iceland: ReykjavikGMT-01:281908GMT-01 UTCUTCUTC
Faroe Islands: TorshavnGMT-00:27:041908GMT UTCUTCUTC
South Korea: SeoulGMT+08:27:521908GMT+08:30 +09+09+09
North Korea: Pyongyang



 GMT+08:23
GMT+08:30
GMT+09
GMT+08:30
 1908
1912
2015
2018
 GMT+08:30
GMT+09
GMT+08:30
GMT+09
 +09+09+09
Peru: LimaGMT-05:08:361908GMT-05 -05-05-05
Panama: PanamaGMT-05:18:08
GMT-05:19:36		1890
1908		 GMT-05:19:36
GMT-05		 -05-05-05
Turkey: Istanbul GMT+01:56:561910GMT+02 +03+03+02
Chile: SantiagoGMT-04:42:46
GMT-05
GMT-04:42:46		1910
1916
1927		 GMT-05
GMT-04:42:46
GMT-05		 -04-04-04 Conference 1884
Montserrat: BradesGMT-04:08:521911GMT-04 -04-04-04
British Virgin Islands: Road TownGMT-04:18:281911 GMT-04-04-04-04
Dominica: RoseauGMT-04:05:361911GMT-04 -04-04-04
Grenada: Saint George'sGMT-04:071911GMT-04 -04-04-04
Samoa: ApiaGMT-11:26:561911GMT-11:30 -11-11-11
American Samoa: Pago PagoGMT+12:37:12
GMT-11:22:48		1892
1911		 GMT-11:22:48
GMT-11		 -11-11-11
France: ParisGMT+00:09:211911GMT +01+01+01 Conference 1884
Portugal: LisbonGMT-00:36:451911GMT UTCUTC+01
Azores: Ponta Delgada1911GMT-02 -01-01UTC
Tunisia: TunisGMT+00:09:211911GMT+01 +01+01+01
Sao Tome and Principe: Sao TomeGMT+00:26:56
GMT-00:36:45		 1884
1911		GMT-00:36:45
GMT		 UTCUTCUTC
Madeira: FunchalGMT-01:07:361911 GMT-01 UTCUTCUTC
Guinea-Bissau: BissauGMT-01:02:201911GMT-01 UTCUTCUTC
Angola: LuandaGMT+00:52:56
GMT+00:52:04		1892
1911		 GMT+00:52:04
GMT+01		 +01+01+01
Cabo Verde: PraiaGMT-01:34:041912GMT-02 -01-01-01
Venezuela: CaracasGMT-04:27:401912GMT-04:30 -04-04-04 Conference 1884
Tahiti: PapeeteGMT-09:58:161912GMT-10 -10-10-10
Falkland Isl: StanleyGMT-03:51:241912GMT-04 -04-04-04
Belize: BelmopanGMT-05:52:481912 GMT-06-06-06-06
Anguilla: The ValleyGMT-04:12:161912GMT-04 -04-04-04
Cayman Islands: George TownGMT-05:25:32
GMT-05:07:10		 1890
1912		GMT-05:07:10
GMT-05		 -05-05-05
Turks and Caicos Islands: Cockburn TownGMT-04:44:32
GMT-05:07:10		 1890
1912		GMT-05:07:10
GMT-05		 -05-05-05
Antigua and Barbuda: Saint John'sGMT-04:07:121912GMT-05 -04-04-04
Jamaica: KingstonGMT-05:07:101912GMT-05 -05-05-05
Saint Kitts and Nevis: BasseterreGMT-04:10:521912 GMT-04-04-04-04
Saint Lucia: CastriesGMT-04:041912GMT-04 -04-04-04
Saint Vincent and Grenadines: KingstownGMT-04:04:561912 GMT-04-04-04-04
Trinidad and Tobago: Port of SpainGMT-04:06:041912 GMT-04-04-04-04
Benin: Porto NovoGMT+00:10:281912 GMT+01+01+01 Previously under the name Dahomey
Tuamotu GMT-10-10-10-10
Marquesas Isl.GMT-09:181912GMT-09:30 -09:30-09:30-09:30 Map shows -09:30
Sierra Leone: FreetownGMT-00:531913GMT-01 UTCUTCUTC
Brazil
  Rio Branco
  Manaus
  Sao Paulo
  Fernando de Noronha
GMT-04:31:12
GMT-04:00:04
GMT-03:06:28
GMT-02:09:40
1914
1914
1914
1914
GMT-05
GMT-04
GMT-03
GMT-02
-05
-04
-03
-02
-05
-04
-03
-02
-05
-04
-03
-02 		Conference 1884
Colombia: BogotaGMT-04:56:161914GMT-05 -05-05-05 Conference 1884
Albania: TiranaGMT+01:19:201914GMT+01 +01+01+01
Poland: WarsawGMT+01:241915GMT+01 +01+01+01
Fiji: SuvaGMT+11:55:441915GMT+12 +12+12+12
Guyana: GeorgetownGMT-03:52:40
GMT-03:45		1915
1975		 GMT-03:45
GMT-03		 -03-03-04
Greece: Athens GMT+01:34:521916GMT+02 +02+02+02
Haiti : Port-au-PrinceGMT-04:49:20
GMT-04:49		1890
1917		GMT-04:49
GMT+02		 -05-05-05
AscensionGMT-00:57 GMT UTCUTCUTC
Guatemala: Guatemala CityGMT-06:02:041918 GMT-06-06-06-06 Conference 1884
Iraq: BaghdadGMT+02:57:40
GMT+02:57:36		1890
1918		 GMT+02:57:36
GMT+03		 +03+03+03
Russia (USSR)
  Pulkowa
  Moscow

  Volgograd
  Samara
  Yekaterinburg

  Omsk
  Novosibirsk
  Krasnoyarsk
  Irkutsk
  Chita
  Yakutsk
  Vladivostok
  Sakhalin
  Magadan
  Kamchatka
  Anadyr 		 
GMT+02:31:19
GMT+02:30:17
GMT+02:31:19
GMT+02:57:40
GMT+03:20:20
GMT+04:02:33
GMT+03:45:05
GMT+04:53:30
GMT+05:31:40
GMT+06:11:26
GMT+06:57:05
GMT+07:33:52
GMT+08:38:58
GMT+08:47:31
GMT+09:30:48
GMT+10:03:12
GMT+10:34:36
GMT+11:49:56
1919
1916
1919
1920
1919
1916
1919
1919
1919
1920
1920
1919
1919
1922
1905
1924
1922
1924
GMT+03
GMT+02:31:19
GMT+03
GMT+03
GMT+03
GMT+03:45:05
GMT+04
GMT+05
GMT+06
GMT+06
GMT+07
GMT+08
GMT+08
GMT+09
GMT+09
GMT+10
GMT+11
GMT+12
+03
+03

+04
+04
+05

+06
+07
+07
+08
+09
+09
+10
+11
+11
+12
+13
+03
+03

+04
+04
+05

+06
+07
+07
+08
+09
+09
+10
+11
+11
+12
+13
+03
+03

+03
+04
+05

+06
+07
+07
+08
+09
+09
+10
+11
+11
+12
+12



Conference 1884
Estonia: TallinnGMT+01:391918GMT+01 +03+03+02
Nigeria: LagosGMT+00:13:361919GMT+01 +01+01+01
Argentina: Buenos AiresGMT-03:53:48
GMT-04:16:48		1894
1920		 GMT-04:16:48
GMT-04		 -03-03-03
Uruguay: MontevideoGMT-03:44:51
GMT-04
GMT-03:30		1920
1923
1943		 GMT-04
GMT-03:30
GMT-03		 -03-03-03
Nepal: KathmanduGMT+05:41:161920GMT+05:30 +05:30+05:30+05:45 Map shows +05:45
Thailand: BangkokGMT+06:42:041920GMT+07 +07+07+07
Burma: RangoonGMT+06:24:471920GMT+06:30 +06:30+06:30+06:30
Finland: HelsinkiGMT+01:39:491921GMT+02 +02+02+02
Costa Rica: San JoseGMT-05:36:131921GMT-06 -06-06-06 Conference 1884
Salvador: San SalvadorGMT-05:56:481921GMT-06 -06-06-06 Conference 1884
Nauru: YarenGMT+11:07:401921GMT+11:30 +11:30+12+12 Map shows +11:30
Mexico
  Tijuana

  Chihuahua

  Mexico City
GMT-07:48:04

GMT-07:04:20

GMT-06:36:36
1922
1924
1922
1927
1922
1927
GMT-07
GMT-08
GMT-07
GMT-06
GMT-07
GMT-06
-08

-06

-06
-08

-06

-06
-08

-06

-06 		Conference 1884
Indonesia (Java): JakartaGMT+07:07:121923 GMT+07:20 +07+07+07 Previously under the name Dutch East Indies: Batavia
Indonesia (Sumatra): PadangGMT+06:41:21 GMT+07 +07+07+07
Cuba: HavanaGMT-05:29:361925GMT-05 -05-05-05
Kenya: NairobiGMT+02:27:16
GMT+03
GMT+02:30
GMT+02:45		1928
1930
1940
1960		 GMT+03
GMT+02:30
GMT+02:45
GMT+03		 +03+03+03
Bermuda: HamiltonGMT-04:19:181930GMT-04 -04-04-04
Romania: BucharestGMT+01:44:241931GMT+02 +02+02+02
Paraguay: AsuncionGMT-03:50:401931GMT-04 -04-04-04 Conference 1884
Ecuador: GuayaquilGMT-05:19:20
GMT-05:14		1890
1931		 GMT-05:14
GMT-05		 -05-05-05
Barbados: BridgetownGMT-03:58:291932GMT-04 -04-04-04
Bolivia: La PazGMT-04:32:361932GMT-04 -04-04-04
Indonesia: PontianakGMT+07:17:201932GMT+7:30 +08+08+07 Previously under the name Neth. Borneo
Dominican Republic: Santo DomingoGMT-04:39:36
GMT-04:40		1890
1933		 GMT-04:40
GMT-05		 -04-04-04 Conference 1884
Nicaragua: ManaguaGMT-05:45:121934GMT-06 -06-06-05
Gambia: BanjulGMT-01:06:361935GMT-01 UTCUTCUTC Previously under the name Bathurst
Ethiopia: Addis AbabaGMT+02:35:201936GMT+03 +03+03+03
Holland: AmsterdamGMT+00:19:321940GMT +01+01+01
Suriname: ParamariboGMT-03:40:40
GMT-03:40:52
GMT-03:40:36		 1911
1935
1945		GMT-03:40:52
GMT-03:40:36
GMT-03:30		 -03:30-03:30-03 Map shows -03:30
Previously under the name Dutch Guiana
Iran: TehranGMT+03:25:441946GMT+03:30 +04+03:30+03:30
Saudi Arabia: RiyadhGMT+03:06:52(1947)GMT+03 +03+03+03
Yemen: AdenGMT+03:00:481950GMT+03 +03+03+03
Saint Helena: JamestownGMT-00:22:481951GMT UTCUTCUTC
Norfolk Island: KingstonGMT+11:11:52
GMT+11:12		1901
1951		GMT+11:12
GMT+11:30		 +11:30+11:30+11:30 Map shows +11:30
Maldives: MaleGMT+04:541960GMT+05 +05+05+05
Liberia: MonroviaGMT-00:43:08
GMT-00:44:30		 1919
1972		GMT-00:44:30
GMT		 UTCUTCUTC Conference 1884

Back to History of the Standard Time Zone charts of the World from 1894 to present

Back to History of the Daylight Saving Time (DST) / Summer Time from 1916 to present

Back to History of the International Date Line from 1844 to present
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