| AD - Andorra |
| AE - United Arab Emirates |
| AF - Afghanistan |
| AG - Antigua and Barbuda |
| AI - Anguilla |
| AL - Albania |
| AM - Armenia |
| AN - Netherlands Antilles |
| AO - Angola |
| AQ - Antarctica |
| AR - Argentina |
| AS - American Samoa |
| AT - Austria |
| AU - Australia |
| AW - Aruba |
| AZ - Azerbaijan |
| BA - Bosnia and Herzegovina |
| BB - Barbados |
| BD - Bangladesh |
| BE - Belgium |
| BF - Burkina Faso |
| BG - Bulgaria |
| BH - Bahrain |
| BI - Burundi |
| BJ - Benin |
| BM - Bermuda |
| BN - Brunei Darussalam |
| BO - Bolivia |
| BR - Brazil |
| BS - Bahamas |
| BT - Bhutan |
| BV - Bouvet Island |
| BW - Botswana |
| BY - Belarus |
| BZ - Belize |
| CA - Canada |
| CC - Cocos (Keeling) Islands |
| CF - Central African Republic |
| CG - Congo |
| CH - Switzerland |
| CI - Cote D'Ivoire (Ivory Coast) |
| CK - Cook Islands |
| CL - Chile |
| CM - Cameroon |
| CN - China |
| CO - Colombia |
| CR - Costa Rica |
| CS - Czechoslovakia (former) |
| CU - Cuba |
| CV - Cape Verde |
| CX - Christmas Island |
| CY - Cyprus |
| CZ - Czech Republic |
| DE - Germany |
| DJ - Djibouti |
| DK - Denmark |
| DM - Dominica |
| DO - Dominican Republic |
| DZ - Algeria |
| EC - Ecuador |
| EE - Estonia |
| EG - Egypt |
| EH - Western Sahara |
| ER - Eritrea |
| ES - Spain |
| ET - Ethiopia |
| FI - Finland |
| FJ - Fiji |
| FK - Falkland Islands (Malvinas) |
| FM - Micronesia |
| FO - Faroe Islands |
| FR - France |
| FX - France, Metropolitan |
| GA - Gabon |
| GB - Great Britain (UK) |
| GD - Grenada |
| GE - Georgia |
| GF - French Guiana |
| GH - Ghana |
| GI - Gibraltar |
| GL - Greenland |
| GM - Gambia |
| GN - Guinea |
| GP - Guadeloupe |
| GQ - Equatorial Guinea |
| GR - Greece |
| GS - S. Georgia and S. Sandwich Isls. |
| GT - Guatemala |
| GU - Guam |
| GW - Guinea-Bissau |
| GY - Guyana |
| HK - Hong Kong |
| HM - Heard and McDonald Islands |
| HN - Honduras |
| HR - Croatia (Hrvatska) |
| HT - Haiti |
| HU - Hungary |
| ID - Indonesia |
| IE - Ireland |
| IL - Israel |
| IN - India |
| IO - British Indian Ocean Territory |
| IQ - Iraq |
| IR - Iran |
| IS - Iceland |
| IT - Italy |
| JM - Jamaica |
| JO - Jordan |
| JP - Japan |
| KE - Kenya |
| KG - Kyrgyzstan |
| KH - Cambodia |
| KI - Kiribati |
| KM - Comoros |
| KN - Saint Kitts and Nevis |
| KP - Korea (North) |
| KR - Korea (South) |
| KW - Kuwait |
| KY - Cayman Islands |
| KZ - Kazakhstan |
| LA - Laos |
| LB - Lebanon |
| LC - Saint Lucia |
| LI - Liechtenstein |
| LK - Sri Lanka |
| LR - Liberia |
| LS - Lesotho |
| LT - Lithuania |
| LU - Luxembourg |
| LV - Latvia |
| LY - Libya |
| MA - Morocco |
| MC - Monaco |
| MD - Moldova |
| MG - Madagascar |
| MH - Marshall Islands |
| MK - Macedonia |
| ML - Mali |
| MM - Myanmar |
| MN - Mongolia |
| MO - Macau |
| 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 |
| NT - Neutral Zone |
| NU - Niue |
| NZ - New Zealand (Aotearoa) |
| OM - Oman |
| PA - Panama |
| PE - Peru |
| PF - French Polynesia |
| PG - Papua New Guinea |
| PH - Philippines |
| PK - Pakistan |
| PL - Poland |
| PM - St. Pierre and Miquelon |
| PN - Pitcairn |
| PR - Puerto Rico |
| PT - Portugal |
| PW - Palau |
| PY - Paraguay |
| QA - Qatar |
| RE - Reunion |
| RO - Romania |
| RU - Russian Federation |
| RW - Rwanda |
| SA - Saudi Arabia |
| SB - Solomon Islands |
| SC - Seychelles |
| SD - Sudan |
| SE - Sweden |
| SG - Singapore |
| SH - St. Helena |
| SI - Slovenia |
| SJ - Svalbard and Jan Mayen Islands |
| SK - Slovak Republic |
| SL - Sierra Leone |
| SM - San Marino |
| SN - Senegal |
| SO - Somalia |
| SR - Suriname |
| ST - Sao Tome and Principe |
| SU - USSR (former) |
| SV - El Salvador |
| SY - Syria |
| SZ - Swaziland |
| TC - Turks and Caicos Islands |
| TD - Chad |
| TF - French Southern Territories |
| TG - Togo |
| TH - Thailand |
| TJ - Tajikistan |
| TK - Tokelau |
| TM - Turkmenistan |
| TN - Tunisia |
| TO - Tonga |
| TP - East Timor |
| TR - Turkey |
| TT - Trinidad and Tobago |
| TV - Tuvalu |
| TW - Taiwan |
| TZ - Tanzania |
| UA - Ukraine |
| UG - Uganda |
| UK - United Kingdom |
| UM - US Minor Outlying Islands |
| US - United States |
| UY - Uruguay |
| UZ - Uzbekistan |
| VA - Vatican City State (Holy See) |
| VC - Saint Vincent and the Grenadines |
| VE - Venezuela |
| VG - Virgin Islands (British) |
| VI - Virgin Islands (U.S.) |
| VN - Viet Nam |
| VU - Vanuatu |
| WF - Wallis and Futuna Islands |
| WS - Samoa |
| YE - Yemen |
| YT - Mayotte |
| YU - Yugoslavia |
| ZA - South Africa |
| ZM - Zambia |
| ZR - Zaire |
| ZW - Zimbabwe |