country+codes country codes with reverse. prefix codes with a period (updated October 1 2001)
.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
.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
Andorra AD
United+Arab+Emirates AE
Afghanistan AF
Antigua+and+Barbuda AG
Anguilla AI
Albania AL
Armenia AM
Netherlands+Antilles AN
Angola AO
Antarctica AQ
Argentina AR
American+Samoa AS
Austria AT
Australia AU
Aruba AW
Azerbaijan AZ
Bosnia+and+Herzegovina BA
Barbados BB
Bangladesh BD
Belgium BE
Burkina Faso BF
Bulgaria BG
Bahrain BH
Burundi BI
Benin BJ
Bermuda BM
Brunei+Darussalam BN
Bolivia BO
Brazil BR
Bahamas BS
Bhutan BT
Bouvet+Island BV
Botswana BW
Belarus BY
Belize BZ
Canada CA
Cocos+Islands (Keeling)CC 
Central+African+Republic CF
Congo CG
Switzerland CH
Cote+D'Ivoire (Ivory Coast) CI
Cook+Islands CK
Chile CL
Cameroon CM
China CN
Colombia CO
Costa+Rica CR
Czechoslovakia (former) CS
Cuba CU
Cape+Verde CV
Christmas Island CX
Cyprus CY
Czech+Republic CZ
Germany DE
Djibouti DJ
Denmark DK
Dominica DM
Dominican+Republic DO
Algeria DZ
Ecuador EC
Estonia EE
Egypt EG
Western+Sahara EH
Eritrea ER
Spain ES
Ethiopia ET
Finland FI
Fiji FJ
Falkland+Islands (Malvinas) FK
Micronesia FM
Faroe+Islands FO
France FR
France+Metropolitan FX
Gabon GA
Great+Britain (UK) GB
Grenada GD
Georgia GE
French+Guiana GF
Ghana GH
Gibraltar GI
Greenland GL
Gambia GM
Guinea GN
Guadeloupe GP
Equatorial+Guinea GQ
Greece GR
S+Georgia GS
S+Sandwich+Isl* GS 
Guatemala GT
Guam GU
Guinea-Bissau GW
Guyana GY
Hong+Kong HK
Heard*McDonald+Islands HM
Honduras HN
Croatia (Hrvatska) HR
Haiti HT
Hungary HU
Indonesia ID
Ireland IE
Israel IL
India IN
British+Indian+Ocean+Territory IO
Iraq IQ
Iran IR
Iceland IS
Italy IT
Jamaica JM
Jordan JO
Japan JP
Kenya KE
Kyrgyzstan KG
Cambodia KH
Kiribati KI
Comoros KM
Saint+Kitts*Nevis KN
Korea (North) KP
Korea (South) KR
Kuwait KW
Cayman+Islands KY
Kazakhstan KZ
Laos LA
Lebanon LB
Saint+Lucia LC
Liechtenstein LI
Sri+Lanka LK
Liberia LR
Lesotho LS
Lithuania LT
Luxembourg LU
Latvia LV
Libya LY
Morocco MA
Monaco MC
Moldova MD
Madagascar MG
Marshall Islands MH
Macedonia MK
Mali ML
Myanmar MM
Mongolia MN
Macau MO
Northern+Mariana+Islands MP
Martinique MQ
Mauritania MR
Montserrat MS
Malta MT
Mauritius MU
Maldives MV
Malawi MW
Mexico MX
Malaysia MY
Mozambique MZ
Namibia NA
New+Caledonia NC
Niger NE
Norfolk+Island NF
Nigeria NG
Nicaragua NI
Netherlands NL
Norway NO
Nepal NP
Nauru NR
Neutral Zone NT
Niue NU
New Zealand (Aotearoa) NZ
Oman OM
Panama PA
Peru PE
French+Polynesia PF
Papua+New+Guinea PG
Philippines PH
Pakistan PK
Poland PL
St+Pierre*Miquelon PM
Pitcairn PN
Puerto Rico PR
Portugal PT
Palau PW
Paraguay PY
Qatar QA
Reunion RE
Romania RO
Russian+Federation RU
Rwanda RW
Saudi+Arabia SA
Solomon+Islands Sb
Seychelles SC
Sudan SD
Sweden SE
Singapore SG
St+Helena SH
Slovenia SI
Svalbard*Jan+Mayen+Islands SJ
Slovak+Republic SK
Sierra+Leone SL
San+Marino SM
Senegal SN
Somalia SO
Suriname SR
Sao+Tom?+and+Pr?ncipe ST
USSR (former) SU
El+Salvador SV
Syria SY
Swaziland SZ
Turks*Caicos+Islands TC
Chad TD
French+Southern+Territories TF
Togo TG
Thailand TH
Tajikistan TJ
Tokelau TK
Turkmenistan TM
Tunisia TN
Tonga TO
East+Timor TP
Turkey TR
Trinidad+and+Tobago TT
Tuvalu TV
Taiwan TW
Tanzania TZ
Ukraine UA
Uganda UG
United+Kingdom UK
US+Minor+Outlying+Islands UM
United+States US
Uruguay UY
Uzbekistan UZ
Vatican+City+State (Holy See) VA
Saint+Vincent*Grenadines VC
Venezuela VE
British+Virgin+Islands VG
US+Virgin+Islands VI
Viet+Nam VN
Vanuatu VU
Wallis*Futuna+Islands WF
Samoa WS
Yemen YE
Mayotte YT
Yugoslavia YU
South+Africa ZA
Zambia ZM
Zaire ZR
Zimbabwe ZW
US+Commercial COM
US+Educational EDU
US+Government GOV
International INT
US+Military MIL
Network NET
Non-Profit+Organization ORG
Arpanet (old style) ARPA
Nato field NATO