France:
UTC-10 — French Polynesia
UTC-09:30 — Marquesas Islands
UTC-09 — Gambier Islands
UTC-08 — Clipperton
UTC-04 (AST) — Guadeloupe, Martinique, Saint Barthelemy, Saint Martin
UTC-03 (PMST) — French Guiana, Saint Pierre and Miquelon
UTC+01 (CET) — Metropolitan France
UTC+03 — Mayotte
UTC+04 — Réunion
UTC+05 — Kerguelen Islands
UTC+11 — New Caledonia
UTC+12 — Wallis and Futuna
United States:
UTC-12 — Baker Island and Howland Island
UTC-11 (SST) — American Samoa and Midway Atoll
UTC-10 (HAST) — Hawaii and most of the Aleutian Islands
UTC-09 (AKST) — most of the state of Alaska
UTC-08 (PST) — the states on the Pacific coast plus Nevada
UTC-07 (MST) — the states that include the Rocky Mountains
UTC-06 (CST) — Gulf Coast, Tennessee Valley, and Great Plains
UTC-05 (EST) — the states on the Atlantic coast, the eastern two thirds of the Ohio Valley and most of Michigan
UTC-04 (AST) — Puerto Rico, the U.S. Virgin Islands and Palmer Station
UTC+10 (ChST) — Guam and the Northern Mariana Islands
UTC+12 — Wake Island, McMurdo Station, and Amundsen-Scott South Pole Station
Russia:
UTC+02 (Kaliningrad Time) — Kaliningrad Oblast
UTC+03 (Moscow Time) — Most of European Russia and all railroads throughout Russia
UTC+05 (Yekaterinburg Time) — Bashkortostan, Chelyabinsk Oblast, Khantia-Mansia, Kurgan Oblast, Orenburg Oblast, Perm Krai, Sverdlovsk Oblast, Tyumen Oblast, and Yamalia
UTC+06 (Omsk Time) — Altai Krai, Altai Republic, Kemerovo Oblast, Novosibirsk Oblast, Omsk Oblast and Tomsk Oblast
UTC+07 (Krasnoyarsk Time) — Khakassia, Krasnoyarsk Krai and Tuva
UTC+08 (Irkutsk Time) — Buryatia and Irkutsk Oblast
UTC+09 (Yakutsk Time) — Amur Oblast, western Sakha Republic and Zabaykalsky Krai
UTC+10 (Vladivostok Time) — The Jewish Autonomous Oblast, Khabarovsk Krai, Primorsky Krai, central Sakha Republic and Sakhalin Island
UTC+11 (Magadan Time) — Magadan Oblast, eastern Sakha, Kuril Islands, Chukotka and Kamchatka Krai
Mine/Greece:
UTC+02 (EET)
Australia:
UTC+05 — Heard and McDonald Islands
UTC+06:30 — Cocos (Keeling) Islands
UTC+07 (CXT) — Christmas Island
UTC+08 (AWST) — Western Australia
UTC+09:30 (ACST) — Southern Australia, Northern Territory
UTC+10 (AEST) — Queensland, New South Wales, Australian Capital Territory, Victoria, Tasmania
UTC+10:30 — Lord Howe Island
UTC+11:30 (NFT) — Norfolk Island
United Kingdom:
UTC-08 — Pitcairn Islands
UTC-05 — Cayman Islands, Turks and Caicos Islands
UTC-04 (AST) — Anguilla, Bermuda, British Virgin Islands, Falkland Islands, Montserrat
UTC-02 — South Georgia and the South Sandwich Islands
UTC (GMT) — main territory of the United Kingdom, Saint Helena, Ascension and Tristan da Cunha, Guernsey, Isle of Man, Jersey
UTC+01 (CET) — Gibraltar
UTC+02 (EET) — Akrotiri and Dhekelia
UTC+06 — British Indian Ocean Territory
Canada:
UTC-08 (PST) — larger western part of British Columbia, Tungsten and the associated Cantung Mine in Northwest Territories, Yukon
UTC-07 (MST) — Alberta, some eastern parts of British Columbia, most of Northwest Territories, Nunavut (west of 102°W and all communities in the Kitikmeot Region), Lloydminster and surrounding area in Saskatchewan
UTC-06 (CST) — Manitoba, Nunavut (between 85° West and 102°W except western Southampton Island), Ontario (Northwestern Ontario west of 90°W with some exceptions and Big Trout Lake area east of 90°W), Saskatchewan except Lloydminster
UTC-05 (EST) — Nunavut east of 85°W and entire Southampton Island, Ontario east of 90°W (except Big Trout Lake area) plus several more western areas, Quebec (most of province)
UTC-04 (AST) — Labrador (all but southeastern tip), New Brunswick, Nova Scotia, Prince Edward Island, eastern part of Quebec
UTC-03:30 (NST) — Labrador (southeastern), Newfoundland
{{The main countries on Gaia and mine. Simple. May add on later.}}