国家二字代码查询表
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1、ISO 3166-1二位字母代码：是国际标准化组织ISO 3166标准第一部分ISO 3166-1的二位字母表示方式，旨在为国家、属地、具特殊科学价值地点建立国际认可的代码。
2、国际冠码是国际电话区号前的“+”前缀。同时，“+”也可用“00”来代替。因此拨打国际电话的一般顺序是：国际冠码（+或00）-国际电话区号-封闭电话号码；或：国际冠码-国际电话区号-国内电话区号-开放电话号码。
3、表格注解：中国时间+时差数字=该地时间；夏：夏令时；北京时间：UTC+8。
| 英文短名称 | 中文名称 | 国际电话区号 | 与中国时差 | |
| Afghanistan | 93 | -3.5 | ||
| Åland Islands | 358-18 | -6 | ||
| Albania | 355 | -7; -6(夏) | ||
| Algeria | 213 | -7 | ||
| American Samoa | 1-684 | -19 | ||
| Andorra | 376 | -7; -6(夏) | ||
| Angola | 244 | -7 | ||
| Anguilla | 1-264 | -12 | ||
| Antarctica | —— | —— | ||
| Antigua and Barbuda | 1-268 | -12 | ||
| Argentina | 54 | -11 | ||
| Armenia | 374 | -4; -3(夏） | ||
| Aruba | 297 | -12 | ||
| Australia | 61 | 0-2; 0-3(夏） | ||
| Austria | 43 | -7 | ||
| Azerbaijan | 994 | -4 | ||
| Bahamas | 1-242 | -13; -12(夏） | ||
| Bahrain | 973 | -5 | ||
| Bangladesh | 880 | -2 | ||
| Barbados | 1-246 | -12 | ||
| Belarus | 375 | -5 | ||
| Belgium | 32 | -7; -6(夏) | ||
| Belize | 501 | -14 | ||
| Benin | 229 | -7 | ||
| Bermuda | 1-441 | 12; -11(夏） | ||
| Bhutan | 975 | -2 | ||
| Bolivia (Plurinational State of) | 591 | -12 | ||
| Bonaire, Sint Eustatius and Saba | 599 | -12 | ||
| Bosnia and Herzegovina | 387 | -7; -6(夏) | ||
| Botswana | 267 | -6 | ||
| Bouvet Island | —— | -7 | ||
| Brazil | 55 | -10~-13(同夏） | ||
| British Indian Ocean Territory | 246 | -2 | ||
| Brunei Darussalam | 673/080 | 0 | ||
| Bulgaria | 359 | -6; -5(夏) | ||
| Burkina Faso | 226 | -8 | ||
| Burundi | 257 | -6 | ||
| Cabo Verde | 238 | -9 | ||
| Cambodia | 855 | -1 | ||
| Cameroon | 237 | -7 | ||
| Canada | 1 | −11:30~−16(大部分) | ||
| Cayman Islands | 1-345 | -13 | ||
| Central African Republic | 236 | -7 | ||
| Chad | 235 | -7 | ||
| Chile | 56 | −3(主要地区) | ||
| China | 86(内） | 0 | ||
| Christmas Island | 61-8-9164 | -1 | ||
| Cocos (Keeling) Islands | 61-8-9162 | -1.5 | ||
| Colombia | 57 | -13 | ||
| Comoros | 269 | -5 | ||
| Congo | 242 | -7 | ||
| Congo (Democratic Republic of the) | 243 | -1/-6 | ||
| Cook Islands | 682 | -18 | ||
| Costa Rica | 506 | -14 | ||
| Côte d'Ivoire | 225 | -8 | ||
| Croatia | 385 | -7; -6(夏) | ||
| Cuba | 53 | -13; -12(夏） | ||
| Curaçao | 599-9 | -12 | ||
| Cyprus | 357 | -6; -5(夏) | ||
| Czechia | 420 | -7; -6(夏) | ||
| Denmark | 45 | -7; -6(夏) | ||
| Djibouti | 253 | -5 | ||
| Dominica | 1-767 | -12 | ||
| Dominican Republic | 1-809，1-829，1-849 | -12 | ||
| Ecuador | 593 | -11~-12 | ||
| Egypt | 20 | -6; -5(夏） | ||
| El Salvador | 503 | -14 | ||
| Equatorial Guinea | 240 | -7 | ||
| Eritrea | 291 | -5 | ||
| Estonia | 372 | -6; -5(夏) | ||
| Eswatini | 268 | -6 | ||
| Ethiopia | 251 | -5 | ||
| Falkland Islands (Malvinas) | 500 | -11 | ||
| Faroe Islands | 298 | -8; -7 | ||
| Fiji | 679 | 4 | ||
| Finland | 358-18 | -6; -5(夏) | ||
| France | 33 | -7; -6(夏) | ||
| French Guiana | 594 | -11 | ||
| French Polynesia | 689 | -18 | ||
| French Southern Territories | —— | —— | ||
| Gabon | 241 | -7 | ||
| Gambia | 220 | -8 | ||
| Georgia | 995 | -4 | ||
| Germany | 49 | -7; -6(夏) | ||
| Ghana | 233 | -8 | ||
| Gibraltar | 350 | -7; -6(夏) | ||
| Greece | 30 | -6; -5(夏) | ||
| Greenland | 299 | -8 | ||
| Grenada | 1-473 | -12 | ||
| Guadeloupe | 590 | -12 | ||
| Guam | 1-671 | 2 | ||
| Guatemala | 502 | -14 | ||
| Guernsey | 44 | -8; -7(夏） | ||
| Guinea | 224 | -8 | ||
| Guinea-Bissau | 245 | -8 | ||
| Guyana | 592 | -12 | ||
| Haiti | 509 | -13; -12(夏） | ||
| Heard Island and McDonald Islands | 无 | -3 | ||
| Holy See | 379 | -7; -6(夏) | ||
| Honduras | 504 | -14 | ||
| Hong Kong | 852 | 0 | ||
| Hungary | 36 | -7; -6(夏) | ||
| Iceland | 354 | -8 | ||
| India | 91 | -2.5 | ||
| Indonesia | 62 | -1; 0; +1 | ||
| Iran (Islamic Republic of) | 98 | 4.5; -3.5 | ||
| Iraq | 964 | -5 | ||
| Ireland | 353 | 0 | ||
| Isle of Man | 44-1624 | -8; -7(夏） | ||
| Israel | 972 | -6; -5(夏） | ||
| Italy | 39 | -7; -6(夏) | ||
| Jamaica | 1-876 | -13 | ||
| Japan | 81 | 1 | ||
| Jersey | 44 | -8; -7(夏） | ||
| Jordan | 962 | -5 | ||
| Kazakhstan | 997(国际电联预留) | -3 | ||
| Kenya | 254 | -5 | ||
| Kiribati | 686 | 4 | ||
| Korea (Democratic People's Republic of) | 850 | 1 | ||
| Korea (Republic of) | 82 | 1 | ||
| Kuwait | 965 | -5 | ||
| Kyrgyzstan | 996 | -2 | ||
| Lao People's Democratic Republic | 856 | -1 | ||
| Latvia | 371 | -6; -5(夏) | ||
| Lebanon | 961 | -6; -5(夏) | ||
| Lesotho | 266 | -6 | ||
| Liberia | 231 | -8 | ||
| Libya | 218 | -6 | ||
| Liechtenstein | 423 | -7; -6(夏) | ||
| Lithuania | 370 | -6; -5(夏) | ||
| Luxembourg | 352 | -7; -6(夏) | ||
| Macao | 853 | 0 | ||
| Madagascar | 261 | -5 | ||
| Malawi | 265 | -6 | ||
| Malaysia | 60 | 0 | ||
| Maldives | 960 | -3 | ||
| Mali | 223 | -8 | ||
| Malta | 356 | -7; -6(夏) | ||
| Marshall Islands | 692 | 4 | ||
| Martinique | 596 | -12 | ||
| Mauritania | 222 | -8 | ||
| Mauritius | 230 | -4 | ||
| Mayotte | 262-269/639 | -5 | ||
| Mexico | 52 | -14; -13(夏); | ||
| Micronesia (Federated States of) | 691 | 2 | ||
| Moldova (Republic of) | 373 | -6; -5(夏) | ||
| Monaco | 377 | -7; -6(夏) | ||
| Mongolia | 976 | -1~0; 0~1(夏） | ||
| Montenegro | 382 | -7; -6(夏) | ||
| Montserrat | 1-664 | -12 | ||
| Morocco | 212 | -7 | ||
| Mozambique | 258 | -6 | ||
| Myanmar | 95 | -1.5 | ||
| Namibia | 264 | -6 | ||
| Nauru | 674 | 4 | ||
| Nepal | 977 | -2.25 | ||
| Netherlands | 31（欧洲部分） | -7; -6(夏) | ||
| New Caledonia | 687 | 3 | ||
| New Zealand | 64 | 4; 5(夏) | ||
| Nicaragua | 505 | -14 | ||
| Niger | 227 | -7 | ||
| Nigeria | 234 | -7 | ||
| Niue | 683 | -19 | ||
| Norfolk Island | 672-3 | 3 | ||
| North Macedonia | 389 | -7; -6(夏) | ||
| Northern Mariana Islands | 1-670 | 2 | ||
| Norway | 47 | -7; -6(夏) | ||
| Oman | 968 | -4 | ||
| Pakistan | 92 | -3 | ||
| Palau | 680 | 1 | ||
| Palestine, State of | 970 | -6; -5(夏) | ||
| Panama | 507 | -13 | ||
| Papua New Guinea | 675 | 2 | ||
| Paraguay | 595 | -12; -11(夏) | ||
| Peru | 51 | -13 | ||
| Philippines | 63 | 0 | ||
| Pitcairn | 64 | -16 | ||
| Poland | 48 | -7; -6(夏) | ||
| Portugal | 351 | -8; -7; -9 | ||
| Puerto Rico | 1-787和1-939 | -12 | ||
| Qatar | 974 | -5 | ||
| Réunion | 262 | -4 | ||
| Romania | 40 | -6; -5(夏) | ||
| Russian Federation | 7 | -3(大部分) | ||
| Rwanda | 250 | -6 | ||
| Saint Barthélemy | 590 | -12 | ||
| Saint Helena, Ascension and Tristan da Cunha | 290 | -8 | ||
| Saint Kitts and Nevis | 1-869 | -12 | ||
| Saint Lucia | 1-758 | -12 | ||
| Saint Martin (French part) | 590 | -12 | ||
| Saint Pierre and Miquelon | 508 | -11; -10 | ||
| Saint Vincent and the Grenadines | 1-784 | -12 | ||
| Samoa | 685 | 5; 6 | ||
| San Marino | 378 | -7; -6(夏) | ||
| Sao Tome and Principe | 239 | -8 | ||
| Saudi Arabia | 966 | -5 | ||
| Senegal | 221 | -8 | ||
| Serbia | 381 | -7; -6(夏) | ||
| Seychelles | 248 | 248 | ||
| Sierra Leone | 232 | -8 | ||
| Singapore | 65 | 0 | ||
| Sint Maarten (Dutch part) | 1-721 | -12 | ||
| Slovakia | 421 | -7; -6(夏) | ||
| Slovenia | 386 | -7; -6(夏) | ||
| Solomon Islands | 677 | 4 | ||
| Somalia | 252 | -5 | ||
| South Africa | 27 | -6 | ||
| South Georgia and the South Sandwich Islands | 500 | -10 | ||
| South Sudan | 211 | -6 | ||
| Spain | 34 | 7; -7/-6(夏） | ||
| Sri Lanka | 94 | -2.5 | ||
| Sudan | 249 | -6 | ||
| Suriname | 597 | -11 | ||
| Svalbard and Jan Mayen | 47-79 | -7 | ||
| Sweden | 46 | -7; -6(夏) | ||
| Switzerland | 41 | -7; -6(夏) | ||
| Syrian Arab Republic | 963 | -5; -4(夏) | ||
| Taiwan, Province of China | 886 | 0 | ||
| Tajikistan | 992 | -3 | ||
| Tanzania, United Republic of | 255 | -5 | ||
| Thailand | 66 | -1 | ||
| Timor-Leste | 670 | 1 | ||
| Togo | 228 | -8 | ||
| Tokelau | 690 | 5 | ||
| Tonga | 676 | 5 | ||
| Trinidad and Tobago | 1-868 | -12 | ||
| Tunisia | 216 | -7; -6(夏) | ||
| Türkiye | 90 | -5 | ||
| Turkmenistan | 993 | -3 | ||
| Turks and Caicos Islands | 1-649 | -13; -12(夏) | ||
| Tuvalu | 688 | 4 | ||
| Uganda | 256 | -5 | ||
| Ukraine | 380 | -6; -5(夏) | ||
| United Arab Emirates | 971 | -4 | ||
| United Kingdom of Great Britain and Northern Ireland | 44 | -8; -7(夏) | ||
| United States of America | 1 | −12至−20、 | ||
| United States Minor Outlying Islands | —— | —— | ||
| Uruguay | 598 | -11 | ||
| Uzbekistan | 998 | -3 | ||
| Vanuatu | 678 | 3 | ||
| Venezuela (Bolivarian Republic of) | 58 | -12 | ||
| Viet Nam | 84 | -1 | ||
| Virgin Islands (British) | 1-284 | -12 | ||
| Virgin Islands (U.S.) | 1 | -12 | ||
| Wallis and Futuna | 681 | 4 | ||
| Western Sahara | 212 | 0 | ||
| Yemen | 967 | -5 | ||
| Zambia | 260 | -6 | ||
| Zimbabwe | 263 | -6 |
