International Prefixes

Afghanistan - AF. Albania - AL. Algeria - DZ.
American Samoa - AS. Greece - GR. Panama - PA.
Andorra - AD. Greenland - GL. Papua New Guinea - PG.
Angola - AO. Grenada - GD. Paraguay - PY.
Anguilla - AI. Guadeloupe - GP. Peru - PE.
Antarctica - AQ. Guam - GU. Philippines - PH.
Antigua and Barbuda - AG. Guatemala - GT. Pitcairn Islands - PN.
Argentina - AR. Guinea - GN. Poland - PL.
Armenia - AM. Guinea-Bissau - GW. Portugal - PT.
Aruba - AW. Guyana - GY. Puerto Rico - PR.
Australia - AU. Haiti - HT. Qatar - QA.
Austria - AT. Heard and McDonald Islands - HM. Reunion Island - RE.
Azerbaijan - AZ. Holy See (Vatican City) - VA. Romania - RO.
Bahrain - BH. Honduras - HN. Russia - RU.
Bangladesh - BD. Hong Kong (SAR) - HK. Rwanda - RW.
Barbados - BB. Hungary - HU. Saint Helena - SH.
Belarus - BY. Iceland - IS. Saint Kitts and Nevis - KN.
Belgium - BE. India - IN. Saint Lucia - LC.
Belize - BZ. Indonesia - ID. Saint Pierre and Miquelon - PM.
Benin - BJ. Iran - IR. Saint Vincent and the Grenadines - VC.
Bermuda - BM. Iraq - IQ. Samoa - WS.
Bhutan - BT. Ireland - IE. San Marino - SM.
Bolivia - BO. Israel - IL. Sao Tome and Principe - ST.
Bosnia and Herzegovina - BA. Italy - IT. Saudi Arabia - SA.
Botswana - BW. Jamaica - JM. Senegal - SN.
Bouvet Island - BV. Japan - JP. Serbia - SS.
Brazil - BR. Jordan - JO. Seychelles - SC.
British Indian Ocean Territory - IO. Kazakhstan - KZ. Sierra Leone - SL.
British Virgin Islands - VG. Kenya - KE. Singapore - SG.
Brunei Darussalam - BN. Kiribati - KI. Slovakia - SK.
Bulgaria - BG. Korea, North - KP. Slovenia - SI.
Burkina Faso - BF. Korea, South - KR. Solomon Islands - SB.
Burma - MM. Kuwait - KW. Somalia - SO.
Burundi - BI. Kyrgyzstan - KG. South Africa - ZA.
Cambodia - KH. Laos - LA. South Georgia and the South Sandwich Islands - GS.
Cameroon - CM. Latvia - LV. Spain - ES.
Canada - CA. Lebanon - LB. Sri Lanka - LK.
Cape Verde - CV. Lesotho - LS. Sudan - SD.
Cayman Islands - KY. Liberia - LR. Suriname - SR.
Central African Republic - CF. Libya - LY. Svalbard - SJ.
Chad - TD. Liechtenstein - LI. Swaziland - SZ.
Chile - CL. Lithuania - LT. Sweden - SE.
China - CN. Luxembourg - LU. Switzerland - CH.
Christmas Island - CX. Macao - MO. Syria - SY.
Cocos (Keeling) Islands - CC. Macedonia - MK. Taiwan - TW.
Colombia - CO. Malawi - MW. Tajikistan - TJ.
Comoros - KM. Malaysia - MY. Tanzania - TZ.
Congo, Democratic Republic of the - CD. Maldives - MV. Thailand - TH.
Congo, Republic of the - CG. Mali - ML. The Bahamas - BS.
Cook Islands - CK. Malta - MT. The Gambia - GM.
Costa Rica - CR. Marshall Islands - MH. Togo - TG.
Cote d'Ivoire - CI. Martinique - MQ. Tokelau - TK.
Croatia - HR. Mauritania - MR. Tonga - TO.
Cuba - CU. Mauritius - MU. Trinidad and Tobago - TT.
Cyprus - CY. Mayotte - YT. Tunisia - TN.
Czech Republic - CZ. Mexico - MX. Turkey - TR.
Denmark - DK. Micronesia, Federated States of - FM. Turkmenistan - TM.
Djibouti - DJ. Moldova - MD. Turks and Caicos Islands - TC.
Dominica - DM. Monaco - MC. Tuvalu - TV.
Dominican Republic - DO. Mongolia - MN. Uganda - UG.
East Timor - TL. Montserrat - MS. Ukraine - UA.
Ecuador - EC. Morocco - MA. United Arab Emirates - AE.
Egypt - EG. Mozambique - MZ. United Kingdom - GB.
El Salvador - SV. Namibia - NA. United States - US.
Equatorial Guinea - GQ. Nauru - NR. United States Minor Outlying Islands - UM.
Eritrea - ER. Nepal - NP. Uruguay - UY.
Estonia - EE. Netherlands - NL. Uzbekistan - UZ.
Ethiopia - ET. Netherlands Antilles - AN. Vanuatu - VU.
Falkland Islands (Islas Malvinas) - FK. New Caledonia - NC. Venezuela - VE.
Faroe Islands - FO. New Zealand - NZ. Vietnam - VN.
Fiji - FJ. Nicaragua - NI. Virgin Islands - VI.
Finland - FI. Niger - NE. Wallis and Futuna - WF.
France - FR. Nigeria - NG.  
French Guiana - GF. Niue - NU. Western Sahara - EH.
French Polynesia - PF. Norfolk Island - NF. Western Samoa - WE.
French Southern and Antarctic Lands - TF. Northern Mariana Islands - MP. Montenegro - ME.
Gabon - GA. Norway - NO. Yemen - YE.
Georgia - GE. Oman - OM. Yugoslavia - YU.
Germany - DE. Pakistan - PK. Zambia - ZM.
Ghana - GH. Palau - PW. Zimbabwe - ZW.
Gibraltar - GI. Palestinian Territory, Occupied - PS.