{
  "version": "2026c",
  "geographic_names": 312,
  "snapshots": [
    {
      "instant": "2026-01-15T12:00:00+00:00",
      "geographic_unique_offsets": 37,
      "with_utc_minus_12": 38,
      "offsets": [
        "UTC-12:00",
        "UTC-11:00",
        "UTC-10:00",
        "UTC-09:30",
        "UTC-09:00",
        "UTC-08:00",
        "UTC-07:00",
        "UTC-06:00",
        "UTC-05:00",
        "UTC-04:00",
        "UTC-03:30",
        "UTC-03:00",
        "UTC-02:00",
        "UTC-01:00",
        "UTC+00:00",
        "UTC+01:00",
        "UTC+02:00",
        "UTC+03:00",
        "UTC+03:30",
        "UTC+04:00",
        "UTC+04:30",
        "UTC+05:00",
        "UTC+05:30",
        "UTC+05:45",
        "UTC+06:00",
        "UTC+06:30",
        "UTC+07:00",
        "UTC+08:00",
        "UTC+08:45",
        "UTC+09:00",
        "UTC+09:30",
        "UTC+10:00",
        "UTC+10:30",
        "UTC+11:00",
        "UTC+12:00",
        "UTC+13:00",
        "UTC+13:45",
        "UTC+14:00"
      ],
      "example_geographic_zones": {
        "UTC-11:00": [
          "Pacific/Pago_Pago",
          "Pacific/Niue"
        ],
        "UTC-10:00": [
          "Pacific/Rarotonga",
          "Pacific/Tahiti",
          "America/Adak"
        ],
        "UTC-09:30": [
          "Pacific/Marquesas"
        ],
        "UTC-09:00": [
          "Pacific/Gambier",
          "America/Anchorage",
          "America/Juneau"
        ],
        "UTC-08:00": [
          "America/Vancouver",
          "America/Tijuana",
          "Pacific/Pitcairn"
        ],
        "UTC-07:00": [
          "America/Edmonton",
          "America/Cambridge_Bay",
          "America/Inuvik"
        ],
        "UTC-06:00": [
          "America/Belize",
          "America/Winnipeg",
          "America/Resolute"
        ],
        "UTC-05:00": [
          "America/Eirunepe",
          "America/Rio_Branco",
          "America/Toronto"
        ],
        "UTC-04:00": [
          "America/Barbados",
          "Atlantic/Bermuda",
          "America/La_Paz"
        ],
        "UTC-03:30": [
          "America/St_Johns"
        ],
        "UTC-03:00": [
          "Antarctica/Palmer",
          "Antarctica/Rothera",
          "America/Argentina/Buenos_Aires"
        ],
        "UTC-02:00": [
          "America/Noronha",
          "America/Nuuk",
          "America/Scoresbysund"
        ],
        "UTC-01:00": [
          "Atlantic/Cape_Verde",
          "Atlantic/Azores"
        ],
        "UTC+00:00": [
          "Antarctica/Troll",
          "Africa/Abidjan",
          "Atlantic/Canary"
        ],
        "UTC+01:00": [
          "Europe/Andorra",
          "Europe/Tirane",
          "Europe/Vienna"
        ],
        "UTC+02:00": [
          "Europe/Sofia",
          "Asia/Nicosia",
          "Asia/Famagusta"
        ],
        "UTC+03:00": [
          "Europe/Minsk",
          "Asia/Baghdad",
          "Asia/Amman"
        ],
        "UTC+03:30": [
          "Asia/Tehran"
        ],
        "UTC+04:00": [
          "Asia/Dubai",
          "Asia/Yerevan",
          "Asia/Baku"
        ],
        "UTC+04:30": [
          "Asia/Kabul"
        ],
        "UTC+05:00": [
          "Antarctica/Mawson",
          "Antarctica/Vostok",
          "Asia/Almaty"
        ],
        "UTC+05:30": [
          "Asia/Kolkata",
          "Asia/Colombo"
        ],
        "UTC+05:45": [
          "Asia/Kathmandu"
        ],
        "UTC+06:00": [
          "Asia/Dhaka",
          "Asia/Thimphu",
          "Asia/Urumqi"
        ],
        "UTC+06:30": [
          "Asia/Yangon"
        ],
        "UTC+07:00": [
          "Antarctica/Davis",
          "Asia/Jakarta",
          "Asia/Pontianak"
        ],
        "UTC+08:00": [
          "Antarctica/Casey",
          "Australia/Perth",
          "Asia/Shanghai"
        ],
        "UTC+08:45": [
          "Australia/Eucla"
        ],
        "UTC+09:00": [
          "Asia/Jayapura",
          "Asia/Tokyo",
          "Asia/Pyongyang"
        ],
        "UTC+09:30": [
          "Australia/Darwin"
        ],
        "UTC+10:00": [
          "Australia/Brisbane",
          "Australia/Lindeman",
          "Pacific/Guam"
        ],
        "UTC+10:30": [
          "Australia/Broken_Hill",
          "Australia/Adelaide"
        ],
        "UTC+11:00": [
          "Australia/Lord_Howe",
          "Antarctica/Macquarie",
          "Australia/Hobart"
        ],
        "UTC+12:00": [
          "Pacific/Fiji",
          "Pacific/Tarawa",
          "Pacific/Kwajalein"
        ],
        "UTC+13:00": [
          "Pacific/Kanton",
          "Pacific/Auckland",
          "Pacific/Fakaofo"
        ],
        "UTC+13:45": [
          "Pacific/Chatham"
        ],
        "UTC+14:00": [
          "Pacific/Kiritimati"
        ]
      }
    },
    {
      "instant": "2026-07-15T12:00:00+00:00",
      "geographic_unique_offsets": 37,
      "with_utc_minus_12": 38,
      "offsets": [
        "UTC-12:00",
        "UTC-11:00",
        "UTC-10:00",
        "UTC-09:30",
        "UTC-09:00",
        "UTC-08:00",
        "UTC-07:00",
        "UTC-06:00",
        "UTC-05:00",
        "UTC-04:00",
        "UTC-03:00",
        "UTC-02:30",
        "UTC-02:00",
        "UTC-01:00",
        "UTC+00:00",
        "UTC+01:00",
        "UTC+02:00",
        "UTC+03:00",
        "UTC+03:30",
        "UTC+04:00",
        "UTC+04:30",
        "UTC+05:00",
        "UTC+05:30",
        "UTC+05:45",
        "UTC+06:00",
        "UTC+06:30",
        "UTC+07:00",
        "UTC+08:00",
        "UTC+08:45",
        "UTC+09:00",
        "UTC+09:30",
        "UTC+10:00",
        "UTC+10:30",
        "UTC+11:00",
        "UTC+12:00",
        "UTC+12:45",
        "UTC+13:00",
        "UTC+14:00"
      ],
      "example_geographic_zones": {
        "UTC-11:00": [
          "Pacific/Pago_Pago",
          "Pacific/Niue"
        ],
        "UTC-10:00": [
          "Pacific/Rarotonga",
          "Pacific/Tahiti",
          "Pacific/Honolulu"
        ],
        "UTC-09:30": [
          "Pacific/Marquesas"
        ],
        "UTC-09:00": [
          "Pacific/Gambier",
          "America/Adak"
        ],
        "UTC-08:00": [
          "Pacific/Pitcairn",
          "America/Anchorage",
          "America/Juneau"
        ],
        "UTC-07:00": [
          "America/Vancouver",
          "America/Dawson_Creek",
          "America/Fort_Nelson"
        ],
        "UTC-06:00": [
          "America/Belize",
          "America/Regina",
          "America/Swift_Current"
        ],
        "UTC-05:00": [
          "America/Eirunepe",
          "America/Rio_Branco",
          "America/Winnipeg"
        ],
        "UTC-04:00": [
          "America/Barbados",
          "America/La_Paz",
          "America/Campo_Grande"
        ],
        "UTC-03:00": [
          "Antarctica/Palmer",
          "Antarctica/Rothera",
          "America/Argentina/Buenos_Aires"
        ],
        "UTC-02:30": [
          "America/St_Johns"
        ],
        "UTC-02:00": [
          "America/Noronha",
          "Atlantic/South_Georgia",
          "America/Miquelon"
        ],
        "UTC-01:00": [
          "Atlantic/Cape_Verde",
          "America/Nuuk",
          "America/Scoresbysund"
        ],
        "UTC+00:00": [
          "Africa/Abidjan",
          "America/Danmarkshavn",
          "Africa/Bissau"
        ],
        "UTC+01:00": [
          "Africa/Algiers",
          "Africa/El_Aaiun",
          "Atlantic/Canary"
        ],
        "UTC+02:00": [
          "Europe/Andorra",
          "Europe/Tirane",
          "Antarctica/Troll"
        ],
        "UTC+03:00": [
          "Europe/Sofia",
          "Europe/Minsk",
          "Asia/Nicosia"
        ],
        "UTC+03:30": [
          "Asia/Tehran"
        ],
        "UTC+04:00": [
          "Asia/Dubai",
          "Asia/Yerevan",
          "Asia/Baku"
        ],
        "UTC+04:30": [
          "Asia/Kabul"
        ],
        "UTC+05:00": [
          "Antarctica/Mawson",
          "Antarctica/Vostok",
          "Asia/Almaty"
        ],
        "UTC+05:30": [
          "Asia/Kolkata",
          "Asia/Colombo"
        ],
        "UTC+05:45": [
          "Asia/Kathmandu"
        ],
        "UTC+06:00": [
          "Asia/Dhaka",
          "Asia/Thimphu",
          "Asia/Urumqi"
        ],
        "UTC+06:30": [
          "Asia/Yangon"
        ],
        "UTC+07:00": [
          "Antarctica/Davis",
          "Asia/Jakarta",
          "Asia/Pontianak"
        ],
        "UTC+08:00": [
          "Antarctica/Casey",
          "Australia/Perth",
          "Asia/Shanghai"
        ],
        "UTC+08:45": [
          "Australia/Eucla"
        ],
        "UTC+09:00": [
          "Asia/Jayapura",
          "Asia/Tokyo",
          "Asia/Pyongyang"
        ],
        "UTC+09:30": [
          "Australia/Broken_Hill",
          "Australia/Adelaide",
          "Australia/Darwin"
        ],
        "UTC+10:00": [
          "Antarctica/Macquarie",
          "Australia/Hobart",
          "Australia/Melbourne"
        ],
        "UTC+10:30": [
          "Australia/Lord_Howe"
        ],
        "UTC+11:00": [
          "Pacific/Kosrae",
          "Pacific/Noumea",
          "Pacific/Norfolk"
        ],
        "UTC+12:00": [
          "Pacific/Fiji",
          "Pacific/Tarawa",
          "Pacific/Kwajalein"
        ],
        "UTC+12:45": [
          "Pacific/Chatham"
        ],
        "UTC+13:00": [
          "Pacific/Kanton",
          "Pacific/Fakaofo",
          "Pacific/Tongatapu"
        ],
        "UTC+14:00": [
          "Pacific/Kiritimati"
        ]
      }
    },
    {
      "instant": "2026-09-08T00:00:00+00:00",
      "geographic_unique_offsets": 37,
      "with_utc_minus_12": 38,
      "offsets": [
        "UTC-12:00",
        "UTC-11:00",
        "UTC-10:00",
        "UTC-09:30",
        "UTC-09:00",
        "UTC-08:00",
        "UTC-07:00",
        "UTC-06:00",
        "UTC-05:00",
        "UTC-04:00",
        "UTC-03:00",
        "UTC-02:30",
        "UTC-02:00",
        "UTC-01:00",
        "UTC+00:00",
        "UTC+01:00",
        "UTC+02:00",
        "UTC+03:00",
        "UTC+03:30",
        "UTC+04:00",
        "UTC+04:30",
        "UTC+05:00",
        "UTC+05:30",
        "UTC+05:45",
        "UTC+06:00",
        "UTC+06:30",
        "UTC+07:00",
        "UTC+08:00",
        "UTC+08:45",
        "UTC+09:00",
        "UTC+09:30",
        "UTC+10:00",
        "UTC+10:30",
        "UTC+11:00",
        "UTC+12:00",
        "UTC+12:45",
        "UTC+13:00",
        "UTC+14:00"
      ],
      "example_geographic_zones": {
        "UTC-11:00": [
          "Pacific/Pago_Pago",
          "Pacific/Niue"
        ],
        "UTC-10:00": [
          "Pacific/Rarotonga",
          "Pacific/Tahiti",
          "Pacific/Honolulu"
        ],
        "UTC-09:30": [
          "Pacific/Marquesas"
        ],
        "UTC-09:00": [
          "Pacific/Gambier",
          "America/Adak"
        ],
        "UTC-08:00": [
          "Pacific/Pitcairn",
          "America/Anchorage",
          "America/Juneau"
        ],
        "UTC-07:00": [
          "America/Vancouver",
          "America/Dawson_Creek",
          "America/Fort_Nelson"
        ],
        "UTC-06:00": [
          "America/Belize",
          "America/Regina",
          "America/Swift_Current"
        ],
        "UTC-05:00": [
          "America/Eirunepe",
          "America/Rio_Branco",
          "America/Winnipeg"
        ],
        "UTC-04:00": [
          "America/Barbados",
          "America/La_Paz",
          "America/Campo_Grande"
        ],
        "UTC-03:00": [
          "Antarctica/Palmer",
          "Antarctica/Rothera",
          "America/Argentina/Buenos_Aires"
        ],
        "UTC-02:30": [
          "America/St_Johns"
        ],
        "UTC-02:00": [
          "America/Noronha",
          "Atlantic/South_Georgia",
          "America/Miquelon"
        ],
        "UTC-01:00": [
          "Atlantic/Cape_Verde",
          "America/Nuuk",
          "America/Scoresbysund"
        ],
        "UTC+00:00": [
          "Africa/Abidjan",
          "America/Danmarkshavn",
          "Africa/Bissau"
        ],
        "UTC+01:00": [
          "Africa/Algiers",
          "Africa/El_Aaiun",
          "Atlantic/Canary"
        ],
        "UTC+02:00": [
          "Europe/Andorra",
          "Europe/Tirane",
          "Antarctica/Troll"
        ],
        "UTC+03:00": [
          "Europe/Sofia",
          "Europe/Minsk",
          "Asia/Nicosia"
        ],
        "UTC+03:30": [
          "Asia/Tehran"
        ],
        "UTC+04:00": [
          "Asia/Dubai",
          "Asia/Yerevan",
          "Asia/Baku"
        ],
        "UTC+04:30": [
          "Asia/Kabul"
        ],
        "UTC+05:00": [
          "Antarctica/Mawson",
          "Antarctica/Vostok",
          "Asia/Almaty"
        ],
        "UTC+05:30": [
          "Asia/Kolkata",
          "Asia/Colombo"
        ],
        "UTC+05:45": [
          "Asia/Kathmandu"
        ],
        "UTC+06:00": [
          "Asia/Dhaka",
          "Asia/Thimphu",
          "Asia/Urumqi"
        ],
        "UTC+06:30": [
          "Asia/Yangon"
        ],
        "UTC+07:00": [
          "Antarctica/Davis",
          "Asia/Jakarta",
          "Asia/Pontianak"
        ],
        "UTC+08:00": [
          "Antarctica/Casey",
          "Australia/Perth",
          "Asia/Shanghai"
        ],
        "UTC+08:45": [
          "Australia/Eucla"
        ],
        "UTC+09:00": [
          "Asia/Jayapura",
          "Asia/Tokyo",
          "Asia/Pyongyang"
        ],
        "UTC+09:30": [
          "Australia/Broken_Hill",
          "Australia/Adelaide",
          "Australia/Darwin"
        ],
        "UTC+10:00": [
          "Antarctica/Macquarie",
          "Australia/Hobart",
          "Australia/Melbourne"
        ],
        "UTC+10:30": [
          "Australia/Lord_Howe"
        ],
        "UTC+11:00": [
          "Pacific/Kosrae",
          "Pacific/Noumea",
          "Pacific/Norfolk"
        ],
        "UTC+12:00": [
          "Pacific/Fiji",
          "Pacific/Tarawa",
          "Pacific/Kwajalein"
        ],
        "UTC+12:45": [
          "Pacific/Chatham"
        ],
        "UTC+13:00": [
          "Pacific/Kanton",
          "Pacific/Fakaofo",
          "Pacific/Tongatapu"
        ],
        "UTC+14:00": [
          "Pacific/Kiritimati"
        ]
      }
    }
  ],
  "examples": {
    "Asia/Shanghai": {
      "1": "UTC+08:00",
      "7": "UTC+08:00",
      "9": "UTC+08:00"
    },
    "Asia/Kolkata": {
      "1": "UTC+05:30",
      "7": "UTC+05:30",
      "9": "UTC+05:30"
    },
    "Asia/Kathmandu": {
      "1": "UTC+05:45",
      "7": "UTC+05:45",
      "9": "UTC+05:45"
    },
    "Australia/Eucla": {
      "1": "UTC+08:45",
      "7": "UTC+08:45",
      "9": "UTC+08:45"
    },
    "Australia/Lord_Howe": {
      "1": "UTC+11:00",
      "7": "UTC+10:30",
      "9": "UTC+10:30"
    },
    "Pacific/Chatham": {
      "1": "UTC+13:45",
      "7": "UTC+12:45",
      "9": "UTC+12:45"
    },
    "America/New_York": {
      "1": "UTC-05:00",
      "7": "UTC-04:00",
      "9": "UTC-04:00"
    },
    "America/Phoenix": {
      "1": "UTC-07:00",
      "7": "UTC-07:00",
      "9": "UTC-07:00"
    },
    "America/Denver": {
      "1": "UTC-07:00",
      "7": "UTC-06:00",
      "9": "UTC-06:00"
    },
    "Pacific/Kiritimati": {
      "1": "UTC+14:00",
      "7": "UTC+14:00",
      "9": "UTC+14:00"
    },
    "Pacific/Pago_Pago": {
      "1": "UTC-11:00",
      "7": "UTC-11:00",
      "9": "UTC-11:00"
    },
    "Pacific/Apia": {
      "1": "UTC+13:00",
      "7": "UTC+13:00",
      "9": "UTC+13:00"
    }
  },
  "date_line_example": {
    "UTC-12": "2026-09-07T22:30:00-12:00",
    "UTC": "2026-09-08T10:30:00+00:00",
    "UTC+14": "2026-09-09T00:30:00+14:00"
  },
  "new_york_fallback": [
    "2026-11-01T01:30:00-04:00",
    "2026-11-01T01:30:00-05:00"
  ],
  "methodology": {
    "source_release": "https://www.iana.org/time-zones/releases/2026c",
    "tzdata_sha256": "e4a178a4477f3d0ea77cc31828ff72aa38feff8d61aa13e7e99e142e9d902be4",
    "tzcode_sha256": "b1cffc3ace4c4c7cd0efba2f7add86ec3d0b79da48bcf03582671fd3c8feace8",
    "geographic_selection": "Non-comment rows in zone1970.tab, third tab-separated column",
    "compile": "zic with africa antarctica asia australasia europe northamerica southamerica etcetera backward; isolated destination directory",
    "calculate": "Python zoneinfo.ZoneInfo.from_file for each compiled location; UTC datetime converted with astimezone; utcoffset values deduplicated",
    "additional_offset": "UTC-12:00 included explicitly via Etc/GMT+12; not counted as a geographic record",
    "scope": "Snapshot offsets; not an exhaustive annual union, not all Zone/Link identifiers, not a country count"
  }
}