| Code | Country | Code | Country |
|---|
|
|
| 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 Islands. | 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 | COM | US Commercial |
| EDU | US Educational | GOV | US Government |
| INT | International | MIL | US Military |
| NET | Network | ORG | Non-Profit Organization |
| ARPA | Old style Arpanet | NATO | NATO field |