For anyone looking for a solution I used the following:
// Created from http://www.iso.org/iso/iso3166_en_code_lists.txt 15/6/2010
$iso3166 = array( 'AF' => "AFGHANISTAN", 'AX' => "ÅLAND ISLANDS", 'AL' => "ALBANIA", 'DZ' => "ALGERIA", 'AS' => "AMERICAN SAMOA", 'AD' => "ANDORRA", 'AO' => "ANGOLA", 'AI' => "ANGUILLA", 'AQ' => "ANTARCTICA", 'AG' => "ANTIGUA AND BARBUDA", 'AR' => "ARGENTINA", 'AM' => "ARMENIA", 'AW' => "ARUBA", 'AU' => "AUSTRALIA", 'AT' => "AUSTRIA", 'AZ' => "AZERBAIJAN", 'BS' => "BAHAMAS", 'BH' => "BAHRAIN", 'BD' => "BANGLADESH", 'BB' => "BARBADOS", 'BY' => "BELARUS", 'BE' => "BELGIUM", 'BZ' => "BELIZE", 'BJ' => "BENIN", 'BM' => "BERMUDA", 'BT' => "BHUTAN", 'BO' => "BOLIVIA, PLURINATIONAL STATE OF", 'BA' => "BOSNIA AND HERZEGOVINA", 'BW' => "BOTSWANA", 'BV' => "BOUVET ISLAND", 'BR' => "BRAZIL", 'IO' => "BRITISH INDIAN OCEAN TERRITORY", 'BN' => "BRUNEI DARUSSALAM", 'BG' => "BULGARIA", 'BF' => "BURKINA FASO", 'BI' => "BURUNDI", 'KH' => "CAMBODIA", 'CM' => "CAMEROON", 'CA' => "CANADA", 'CV' => "CAPE VERDE", 'KY' => "CAYMAN ISLANDS", 'CF' => "CENTRAL AFRICAN REPUBLIC", 'TD' => "CHAD", 'CL' => "CHILE", 'CN' => "CHINA", 'CX' => "CHRISTMAS ISLAND", 'CC' => "COCOS (KEELING) ISLANDS", 'CO' => "COLOMBIA", 'KM' => "COMOROS", 'CG' => "CONGO", 'CD' => "CONGO, THE DEMOCRATIC REPUBLIC OF THE", 'CK' => "COOK ISLANDS", 'CR' => "COSTA RICA", 'CI' => "CÔTE D'IVOIRE", 'HR' => "CROATIA", 'CU' => "CUBA", 'CY' => "CYPRUS", 'CZ' => "CZECH REPUBLIC", 'DK' => "DENMARK", 'DJ' => "DJIBOUTI", 'DM' => "DOMINICA", 'DO' => "DOMINICAN REPUBLIC", 'EC' => "ECUADOR", 'EG' => "EGYPT", 'SV' => "EL SALVADOR", 'GQ' => "EQUATORIAL GUINEA", 'ER' => "ERITREA", 'EE' => "ESTONIA", 'ET' => "ETHIOPIA", 'FK' => "FALKLAND ISLANDS (MALVINAS)", 'FO' => "FAROE ISLANDS", 'FJ' => "FIJI", 'FI' => "FINLAND", 'FR' => "FRANCE", 'GF' => "FRENCH GUIANA", 'PF' => "FRENCH POLYNESIA", 'TF' => "FRENCH SOUTHERN TERRITORIES", 'GA' => "GABON", 'GM' => "GAMBIA", 'GE' => "GEORGIA", 'DE' => "GERMANY", 'GH' => "GHANA", 'GI' => "GIBRALTAR", 'GR' => "GREECE", 'GL' => "GREENLAND", 'GD' => "GRENADA", 'GP' => "GUADELOUPE", 'GU' => "GUAM", 'GT' => "GUATEMALA", 'GG' => "GUERNSEY", 'GN' => "GUINEA", 'GW' => "GUINEA-BISSAU", 'GY' => "GUYANA", 'HT' => "HAITI", 'HM' => "HEARD ISLAND AND MCDONALD ISLANDS", 'VA' => "HOLY SEE (VATICAN CITY STATE)", 'HN' => "HONDURAS", 'HK' => "HONG KONG", 'HU' => "HUNGARY", 'IS' => "ICELAND", 'IN' => "INDIA", 'ID' => "INDONESIA", 'IR' => "IRAN, ISLAMIC REPUBLIC OF", 'IQ' => "IRAQ", 'IE' => "IRELAND", 'IM' => "ISLE OF MAN", 'IL' => "ISRAEL", 'IT' => "ITALY", 'JM' => "JAMAICA", 'JP' => "JAPAN", 'JE' => "JERSEY", 'JO' => "JORDAN", 'KZ' => "KAZAKHSTAN", 'KE' => "KENYA", 'KI' => "KIRIBATI", 'KP' => "KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF", 'KR' => "KOREA, REPUBLIC OF", 'KW' => "KUWAIT", 'KG' => "KYRGYZSTAN", 'LA' => "LAO PEOPLE'S DEMOCRATIC REPUBLIC", 'LV' => "LATVIA", 'LB' => "LEBANON", 'LS' => "LESOTHO", 'LR' => "LIBERIA", 'LY' => "LIBYAN ARAB JAMAHIRIYA", 'LI' => "LIECHTENSTEIN", 'LT' => "LITHUANIA", 'LU' => "LUXEMBOURG", 'MO' => "MACAO", 'MK' => "MACEDONIA, THE FORMER YUGOSLAV REPUBLIC OF", 'MG' => "MADAGASCAR", 'MW' => "MALAWI", 'MY' => "MALAYSIA", 'MV' => "MALDIVES", 'ML' => "MALI", 'MT' => "MALTA", 'MH' => "MARSHALL ISLANDS", 'MQ' => "MARTINIQUE", 'MR' => "MAURITANIA", 'MU' => "MAURITIUS", 'YT' => "MAYOTTE", 'MX' => "MEXICO", 'FM' => "MICRONESIA, FEDERATED STATES OF", 'MD' => "MOLDOVA, REPUBLIC OF", 'MC' => "MONACO", 'MN' => "MONGOLIA", 'ME' => "MONTENEGRO", 'MS' => "MONTSERRAT", 'MA' => "MOROCCO", 'MZ' => "MOZAMBIQUE", 'MM' => "MYANMAR", 'NA' => "NAMIBIA", 'NR' => "NAURU", 'NP' => "NEPAL", 'NL' => "NETHERLANDS", 'AN' => "NETHERLANDS ANTILLES", 'NC' => "NEW CALEDONIA", 'NZ' => "NEW ZEALAND", 'NI' => "NICARAGUA", 'NE' => "NIGER", 'NG' => "NIGERIA", 'NU' => "NIUE", 'NF' => "NORFOLK ISLAND", 'MP' => "NORTHERN MARIANA ISLANDS", 'NO' => "NORWAY", 'OM' => "OMAN", 'PK' => "PAKISTAN", 'PW' => "PALAU", 'PS' => "PALESTINIAN TERRITORY, OCCUPIED", 'PA' => "PANAMA", 'PG' => "PAPUA NEW GUINEA", 'PY' => "PARAGUAY", 'PE' => "PERU", 'PH' => "PHILIPPINES", 'PN' => "PITCAIRN", 'PL' => "POLAND", 'PT' => "PORTUGAL", 'PR' => "PUERTO RICO", 'QA' => "QATAR", 'RE' => "REUNION", 'RO' => "ROMANIA", 'RU' => "RUSSIAN FEDERATION", 'RW' => "RWANDA", 'BL' => "SAINT BARTHÉLEMY", 'SH' => "SAINT HELENA", 'KN' => "SAINT KITTS AND NEVIS", 'LC' => "SAINT LUCIA", 'MF' => "SAINT MARTIN", 'PM' => "SAINT PIERRE AND MIQUELON", 'VC' => "SAINT VINCENT AND THE GRENADINES", 'WS' => "SAMOA", 'SM' => "SAN MARINO", 'ST' => "SAO TOME AND PRINCIPE", 'SA' => "SAUDI ARABIA", 'SN' => "SENEGAL", 'RS' => "SERBIA", 'SC' => "SEYCHELLES", 'SL' => "SIERRA LEONE", 'SG' => "SINGAPORE", 'SK' => "SLOVAKIA", 'SI' => "SLOVENIA", 'SB' => "SOLOMON ISLANDS", 'SO' => "SOMALIA", 'ZA' => "SOUTH AFRICA", 'GS' => "SOUTH GEORGIA AND THE SOUTH SANDWICH ISLANDS", 'ES' => "SPAIN", 'LK' => "SRI LANKA", 'SD' => "SUDAN", 'SR' => "SURINAME", 'SJ' => "SVALBARD AND JAN MAYEN", 'SZ' => "SWAZILAND", 'SE' => "SWEDEN", 'CH' => "SWITZERLAND", 'SY' => "SYRIAN ARAB REPUBLIC", 'TW' => "TAIWAN, PROVINCE OF CHINA", 'TJ' => "TAJIKISTAN", 'TZ' => "TANZANIA, UNITED REPUBLIC OF", 'TH' => "THAILAND", 'TL' => "TIMOR-LESTE", 'TG' => "TOGO", 'TK' => "TOKELAU", 'TO' => "TONGA", 'TT' => "TRINIDAD AND TOBAGO", 'TN' => "TUNISIA", 'TR' => "TURKEY", 'TM' => "TURKMENISTAN", 'TC' => "TURKS AND CAICOS ISLANDS", 'TV' => "TUVALU", 'UG' => "UGANDA", 'UA' => "UKRAINE", 'AE' => "UNITED ARAB EMIRATES", 'GB' => "UNITED KINGDOM", 'US' => "UNITED STATES", 'UM' => "UNITED STATES MINOR OUTLYING ISLANDS", 'UY' => "URUGUAY", 'UZ' => "UZBEKISTAN", 'VU' => "VANUATU", 'VE' => "VENEZUELA", 'VN' => "VIET NAM", 'VG' => "VIRGIN ISLANDS, BRITISH", 'VI' => "VIRGIN ISLANDS, U.S.", 'WF' => "WALLIS AND FUTUNA", 'EH' => "WESTERN SAHARA", 'YE' => "YEMEN", 'ZM' => "ZAMBIA", 'ZW' => "ZIMBABWE" );
function c_to_c( $country ) {
global $iso3166;
$country = strtoupper($country);
if ( array_key_exists($country, $iso3166) )
return $iso3166[ $country ];
if ( in_array($country, $iso3166) )
return array_search($country, $iso3166);
return false;
}
Give the function an ISO standard country name or code as it's argument and it will return the corresponding code or country name.