Following are the timezone codes and their respective country or region details:
| Timezone Code | Country Time Zone |
|---|---|
| 1 | Etc/GMT+12 |
| 2 | Etc/GMT+11 |
| 3 | Pacific/Samoa |
| 4 | Pacific/Honolulu |
| 5 | America/Adak |
| 6 | America/Atka |
| 7 | Pacific/Marquesas |
| 8 | America/Anchorage |
| 9 | Pacific/Gambier |
| 10 | America/Tijuana |
| 11 | America/Los_Angeles |
| 12 | Pacific/Pitcairn |
| 13 | America/Phoenix |
| 14 | America/Chihuahua |
| 15 | America/Denver |
| 16 | America/Guatemala |
| 17 | America/Chicago |
| 18 | America/Mexico_City |
| 19 | America/Regina |
| 20 | Pacific/Galapagos |
| 21 | America/Bogota |
| 22 | America/New_York |
| 23 | America/Indianapolis |
| 24 | Pacific/Easter |
| 25 | America/Caracas |
| 26 | America/Asuncion |
| 27 | America/Halifax |
| 28 | America/Cuiaba |
| 29 | America/La_Paz |
| 30 | Atlantic/Bermuda |
| 31 | America/St_Johns |
| 32 | America/Sao_Paulo |
| 33 | America/Buenos_Aires |
| 34 | America/Cayenne |
| 35 | America/Godthab |
| 36 | America/Montevideo |
| 37 | America/Santiago |
| 38 | Atlantic/Stanley |
| 39 | Etc/GMT+2 |
| 40 | America/Noronha |
| 41 | Atlantic/South_Georgia |
| 42 | Atlantic/Azores |
| 43 | Atlantic/Cape_Verde |
| 44 | America/Scoresbysund |
| 45 | Africa/Casablanca |
| 46 | Etc/GMT |
| 47 | Europe/London |
| 48 | Atlantic/Reykjavik |
| 49 | Africa/Abidjan |
| 50 | Africa/Accra |
| 51 | Africa/Bamako |
| 52 | Africa/Banjul |
| 53 | Africa/Bissau |
| 54 | Africa/Conakry |
| 55 | Africa/Dakar |
| 56 | Africa/Freetown |
| 57 | Africa/Lome |
| 58 | Africa/Monrovia |
| 59 | Africa/Nouakchott |
| 60 | Africa/Ouagadougou |
| 61 | Africa/Sao_Tome |
| 62 | Africa/Timbuktu |
| 63 | America/Danmarkshavn |
| 64 | Asia/Riyadh87 |
| 65 | Asia/Riyadh88 |
| 66 | Asia/Riyadh89 |
| 67 | Atlantic/Canary |
| 68 | Atlantic/Faeroe |
| 69 | Atlantic/Faroe |
| 70 | Atlantic/Madeira |
| 71 | Europe/Berlin |
| 72 | Europe/Budapest |
| 73 | Europe/Paris |
| 74 | Europe/Warsaw |
| 75 | Africa/Lagos |
| 76 | Africa/Windhoek |
| 77 | Atlantic/Jan_Mayen |
| 78 | Asia/Amman |
| 79 | Europe/Istanbul |
| 80 | Asia/Beirut |
| 81 | Africa/Cairo |
| 82 | Asia/Damascus |
| 83 | Africa/Johannesburg |
| 84 | Europe/Kiev |
| 85 | Asia/Jerusalem |
| 86 | Europe/Kaliningrad |
| 87 | Europe/Minsk |
| 88 | Asia/Baghdad |
| 89 | Asia/Riyadh |
| 90 | Europe/Moscow |
| 91 | Africa/Nairobi |
| 92 | Indian/Antananarivo |
| 93 | Indian/Comoro |
| 94 | Indian/Mayotte |
| 95 | Asia/Tehran |
| 96 | Asia/Dubai |
| 97 | Asia/Baku |
| 98 | Indian/Mauritius |
| 99 | Asia/Tbilisi |
| 100 | Asia/Yerevan |
| 101 | Europe/Samara |
| 102 | Asia/Kabul |
| 103 | Asia/Yekaterinburg |
| 104 | Asia/Karachi |
| 105 | Asia/Tashkent |
| 106 | Indian/Kerguelen |
| 107 | Indian/Maldives |
| 108 | Asia/Calcutta |
| 109 | Asia/Colombo |
| 110 | Asia/Katmandu |
| 111 | Asia/Almaty |
| 112 | Asia/Dhaka |
| 113 | Asia/Novosibirsk |
| 114 | Indian/Chagos |
| 115 | Asia/Rangoon |
| 116 | Indian/Cocos |
| 117 | Asia/Bangkok |
| 118 | Asia/Krasnoyarsk |
| 119 | Asia/Hovd |
| 120 | Indian/Christmas |
| 121 | Asia/Shanghai |
| 122 | Asia/Irkutsk |
| 123 | Asia/Singapore |
| 124 | Australia/Perth |
| 125 | Asia/Taipei |
| 126 | Asia/Ulaanbaatar |
| 127 | Australia/Eucla |
| 128 | Asia/Tokyo |
| 129 | Asia/Seoul |
| 130 | Asia/Yakutsk |
| 131 | Pacific/Palau |
| 132 | Australia/Adelaide |
| 133 | Australia/Darwin |
| 134 | Australia/Brisbane |
| 135 | Australia/Sydney |
| 136 | Pacific/Port_Moresby |
| 137 | Australia/Hobart |
| 138 | Asia/Vladivostok |
| 139 | Asia/Magadan |
| 140 | Australia/LHI |
| 141 | Australia/Lord_Howe |
| 142 | Pacific/Guadalcanal |
| 143 | Pacific/Norfolk |
| 144 | Pacific/Auckland |
| 145 | Etc/GMT-12 |
| 146 | Pacific/Fiji |
| 147 | Asia/Kamchatka |
| 148 | Pacific/Funafuti |
| 149 | Pacific/Kwajalein |
| 150 | Pacific/Majuro |
| 151 | Pacific/Nauru |
| 152 | Pacific/Tarawa |
| 153 | Pacific/Wake |
| 154 | Pacific/Wallis |
| 155 | Pacific/Chatham |
| 156 | Pacific/Tongatapu |
| 157 | Pacific/Apia |
| 158 | Pacific/Kiritimati |