In PHP you may retrieve this data using the following code:
<?php
$data = ResourceBundle::create('en', 'ICUDATA-region');
foreach($data as $name => $value) {
echo "$name: " . print_r($value, true);
}
<?php [ '001' => 'world' '002' => 'Africa' '003' => 'North America' '005' => 'South America' '009' => 'Oceania' '011' => 'Western Africa' '013' => 'Central America' '014' => 'Eastern Africa' '015' => 'Northern Africa' '017' => 'Middle Africa' '018' => 'Southern Africa' '019' => 'Americas' '021' => 'Northern America' '029' => 'Caribbean' '030' => 'Eastern Asia' '034' => 'Southern Asia' '035' => 'Southeast Asia' '039' => 'Southern Europe' '053' => 'Australasia' '054' => 'Melanesia' '057' => 'Micronesian Region' '061' => 'Polynesia' 142 => 'Asia' 143 => 'Central Asia' 145 => 'Western Asia' 150 => 'Europe' 151 => 'Eastern Europe' 154 => 'Northern Europe' 155 => 'Western Europe' 202 => 'Sub-Saharan Africa' 419 => 'Latin America' 'AC' => 'Ascension Island' 'AD' => 'Andorra' 'AE' => 'United Arab Emirates' 'AF' => 'Afghanistan' 'AG' => 'Antigua & Barbuda' 'AI' => 'Anguilla' 'AL' => 'Albania' 'AM' => 'Armenia' 'AO' => 'Angola' 'AQ' => 'Antarctica' 'AR' => 'Argentina' 'AS' => 'American Samoa' 'AT' => 'Austria' 'AU' => 'Australia' 'AW' => 'Aruba' 'AX' => 'Åland Islands' 'AZ' => 'Azerbaijan' 'BA' => 'Bosnia & Herzegovina' 'BB' => 'Barbados' 'BD' => 'Bangladesh' 'BE' => 'Belgium' 'BF' => 'Burkina Faso' 'BG' => 'Bulgaria' 'BH' => 'Bahrain' 'BI' => 'Burundi' 'BJ' => 'Benin' 'BL' => 'St. Barthélemy' 'BM' => 'Bermuda' 'BN' => 'Brunei' 'BO' => 'Bolivia' 'BQ' => 'Caribbean Netherlands' 'BR' => 'Brazil' 'BS' => 'Bahamas' 'BT' => 'Bhutan' 'BV' => 'Bouvet Island' 'BW' => 'Botswana' 'BY' => 'Belarus' 'BZ' => 'Belize' 'CA' => 'Canada' 'CC' => 'Cocos (Keeling) Islands' 'CD' => 'Congo - Kinshasa' 'CF' => 'Central African Republic' 'CG' => 'Congo - Brazzaville' 'CH' => 'Switzerland' 'CI' => 'Côte d’Ivoire' 'CK' => 'Cook Islands' 'CL' => 'Chile' 'CM' => 'Cameroon' 'CN' => 'China' 'CO' => 'Colombia' 'CP' => 'Clipperton Island' 'CQ' => 'Sark' 'CR' => 'Costa Rica' 'CU' => 'Cuba' 'CV' => 'Cape Verde' 'CW' => 'Curaçao' 'CX' => 'Christmas Island' 'CY' => 'Cyprus' 'CZ' => 'Czechia' 'DE' => 'Germany' 'DG' => 'Diego Garcia' 'DJ' => 'Djibouti' 'DK' => 'Denmark' 'DM' => 'Dominica' 'DO' => 'Dominican Republic' 'DZ' => 'Algeria' 'EA' => 'Ceuta & Melilla' 'EC' => 'Ecuador' 'EE' => 'Estonia' 'EG' => 'Egypt' 'EH' => 'Western Sahara' 'ER' => 'Eritrea' 'ES' => 'Spain' 'ET' => 'Ethiopia' 'EU' => 'European Union' 'EZ' => 'Eurozone' 'FI' => 'Finland' 'FJ' => 'Fiji' 'FK' => 'Falkland Islands' 'FM' => 'Micronesia' 'FO' => 'Faroe Islands' 'FR' => 'France' 'GA' => 'Gabon' 'GB' => 'United Kingdom' 'GD' => 'Grenada' 'GE' => 'Georgia' 'GF' => 'French Guiana' 'GG' => 'Guernsey' 'GH' => 'Ghana' 'GI' => 'Gibraltar' 'GL' => 'Greenland' 'GM' => 'Gambia' 'GN' => 'Guinea' 'GP' => 'Guadeloupe' 'GQ' => 'Equatorial Guinea' 'GR' => 'Greece' 'GS' => 'South Georgia & South Sandwich Islands' 'GT' => 'Guatemala' 'GU' => 'Guam' 'GW' => 'Guinea-Bissau' 'GY' => 'Guyana' 'HK' => 'Hong Kong SAR China' 'HM' => 'Heard & McDonald Islands' 'HN' => 'Honduras' 'HR' => 'Croatia' 'HT' => 'Haiti' 'HU' => 'Hungary' 'IC' => 'Canary Islands' 'ID' => 'Indonesia' 'IE' => 'Ireland' 'IL' => 'Israel' 'IM' => 'Isle of Man' 'IN' => 'India' 'IO' => 'British Indian Ocean Territory' 'IQ' => 'Iraq' 'IR' => 'Iran' 'IS' => 'Iceland' 'IT' => 'Italy' 'JE' => 'Jersey' 'JM' => 'Jamaica' 'JO' => 'Jordan' 'JP' => 'Japan' 'KE' => 'Kenya' 'KG' => 'Kyrgyzstan' 'KH' => 'Cambodia' 'KI' => 'Kiribati' 'KM' => 'Comoros' 'KN' => 'St. Kitts & Nevis' 'KP' => 'North Korea' 'KR' => 'South Korea' 'KW' => 'Kuwait' 'KY' => 'Cayman Islands' 'KZ' => 'Kazakhstan' 'LA' => 'Laos' 'LB' => 'Lebanon' 'LC' => 'St. Lucia' 'LI' => 'Liechtenstein' 'LK' => 'Sri Lanka' 'LR' => 'Liberia' 'LS' => 'Lesotho' 'LT' => 'Lithuania' 'LU' => 'Luxembourg' 'LV' => 'Latvia' 'LY' => 'Libya' 'MA' => 'Morocco' 'MC' => 'Monaco' 'MD' => 'Moldova' 'ME' => 'Montenegro' 'MF' => 'St. Martin' 'MG' => 'Madagascar' 'MH' => 'Marshall Islands' 'MK' => 'North Macedonia' 'ML' => 'Mali' 'MM' => 'Myanmar (Burma)' 'MN' => 'Mongolia' 'MO' => 'Macao SAR China' 'MP' => 'Northern Mariana Islands' 'MQ' => 'Martinique' 'MR' => 'Mauritania' 'MS' => 'Montserrat' 'MT' => 'Malta' 'MU' => 'Mauritius' 'MV' => 'Maldives' 'MW' => 'Malawi' 'MX' => 'Mexico' 'MY' => 'Malaysia' 'MZ' => 'Mozambique' 'NA' => 'Namibia' 'NC' => 'New Caledonia' 'NE' => 'Niger' 'NF' => 'Norfolk Island' 'NG' => 'Nigeria' 'NI' => 'Nicaragua' 'NL' => 'Netherlands' 'NO' => 'Norway' 'NP' => 'Nepal' 'NR' => 'Nauru' 'NU' => 'Niue' 'NZ' => 'New Zealand' 'OM' => 'Oman' 'PA' => 'Panama' 'PE' => 'Peru' 'PF' => 'French Polynesia' 'PG' => 'Papua New Guinea' 'PH' => 'Philippines' 'PK' => 'Pakistan' 'PL' => 'Poland' 'PM' => 'St. Pierre & Miquelon' 'PN' => 'Pitcairn Islands' 'PR' => 'Puerto Rico' 'PS' => 'Palestinian Territories' 'PT' => 'Portugal' 'PW' => 'Palau' 'PY' => 'Paraguay' 'QA' => 'Qatar' 'QO' => 'Outlying Oceania' 'RE' => 'Réunion' 'RO' => 'Romania' 'RS' => 'Serbia' 'RU' => 'Russia' 'RW' => 'Rwanda' 'SA' => 'Saudi Arabia' 'SB' => 'Solomon Islands' 'SC' => 'Seychelles' 'SD' => 'Sudan' 'SE' => 'Sweden' 'SG' => 'Singapore' 'SH' => 'St. Helena' 'SI' => 'Slovenia' 'SJ' => 'Svalbard & Jan Mayen' 'SK' => 'Slovakia' 'SL' => 'Sierra Leone' 'SM' => 'San Marino' 'SN' => 'Senegal' 'SO' => 'Somalia' 'SR' => 'Suriname' 'SS' => 'South Sudan' 'ST' => 'São Tomé & Príncipe' 'SV' => 'El Salvador' 'SX' => 'Sint Maarten' 'SY' => 'Syria' 'SZ' => 'Eswatini' 'TA' => 'Tristan da Cunha' 'TC' => 'Turks & Caicos Islands' 'TD' => 'Chad' 'TF' => 'French Southern Territories' 'TG' => 'Togo' 'TH' => 'Thailand' 'TJ' => 'Tajikistan' 'TK' => 'Tokelau' 'TL' => 'Timor-Leste' 'TM' => 'Turkmenistan' 'TN' => 'Tunisia' 'TO' => 'Tonga' 'TR' => 'Türkiye' 'TT' => 'Trinidad & Tobago' 'TV' => 'Tuvalu' 'TW' => 'Taiwan' 'TZ' => 'Tanzania' 'UA' => 'Ukraine' 'UG' => 'Uganda' 'UM' => 'U.S. Outlying Islands' 'UN' => 'United Nations' 'US' => 'United States' 'UY' => 'Uruguay' 'UZ' => 'Uzbekistan' 'VA' => 'Vatican City' 'VC' => 'St. Vincent & Grenadines' 'VE' => 'Venezuela' 'VG' => 'British Virgin Islands' 'VI' => 'U.S. Virgin Islands' 'VN' => 'Vietnam' 'VU' => 'Vanuatu' 'WF' => 'Wallis & Futuna' 'WS' => 'Samoa' 'XA' => 'Pseudo-Accents' 'XB' => 'Pseudo-Bidi' 'XK' => 'Kosovo' 'YE' => 'Yemen' 'YT' => 'Mayotte' 'ZA' => 'South Africa' 'ZM' => 'Zambia' 'ZW' => 'Zimbabwe' 'ZZ' => 'Unknown Region' ]
<?php [ 'IO' => 'Chagos Archipelago' ]
<?php [ 'BA' => 'Bosnia' 'GB' => 'UK' 'HK' => 'Hong Kong' 'MM' => 'Myanmar' 'MO' => 'Macao' 'PS' => 'Palestine' 'UN' => 'UN' 'US' => 'US' ]
<?php [ 'CD' => 'Congo (DRC)' 'CG' => 'Congo (Republic)' 'CI' => 'Ivory Coast' 'CV' => 'Cabo Verde' 'CZ' => 'Czech Republic' 'FK' => 'Falkland Islands (Islas Malvinas)' 'NZ' => 'Aotearoa New Zealand' 'SZ' => 'Swaziland' 'TL' => 'East Timor' 'TR' => 'Turkey' ]