World clock and internatinal dial codes
| Country | Dial code | Start GMT | End GMT |
|---|---|---|---|
| Albania | 355 | GMT+01:00 | |
| Algeria | 213 | GMT | |
| Andorra | 376 | GMT+01:00 | |
| Angola | 244 | GMT+01:00 | |
| Anguilla | 264 | GMT-04:00 | |
| Antigua and Barbuda | 268 | GMT-04:00 | |
| Argentina | 54 | GMT-03:00 | |
| Armenia | 374 | GMT+04:00 | |
| Aruba | 297 | GMT-04:00 | |
| Ascension Island | 247 | GMT | |
| Australia | 61 | GMT+10:00 | GMT+07:00 |
| Austria | 43 | GMT+01:00 | |
| Azerbaijan | 994 | GMT+04:00 | |
| Bahamas | 242 | GMT-05:00 | |
| Bahrain | 973 | GMT+03:00 | |
| Bangladesh | 880 | GMT+06:00 | |
| Barbados | 246 | GMT-04:00 | |
| Belarus | 375 | GMT+03:00 | |
| Belgium | 32 | GMT+01:00 | |
| Belize | 501 | GMT-06:00 | |
| Benin | 229 | GMT+01:00 | |
| Bermuda | 441 | GMT-04:00 | |
| Bhutan | 975 | GMT+05:30 | |
| Bolivia | 591 | GMT-04:00 | |
| Bosnia | 387 | GMT+01:00 | |
| Botswana | 267 | GMT+02:00 | |
| Brazil | 55 | GMT-03:00 | GMT-05:00 |
| Brunei | 673 | GMT+08:00 | |
| Bulgaria | 359 | GMT+02:00 | |
| Burkina Faso | 226 | GMT | |
| Burundi | 257 | GMT+02:00 | |
| Cambodia | 855 | GMT+07:00 | |
| Cameroon | 237 | GMT+01:00 | |
| Canada | 1 | GMT-04:00 | GMT-08:00 |
| Cape Verde Islands | 238 | GMT-01:00 | |
| Cayman Islands | 345 | GMT-05:00 | |
| Central Africa Republic | 236 | GMT+01:00 | |
| Chad | 235 | GMT+01:00 | |
| Chile | 56 | GMT-04:00 | |
| China | 86 | GMT+08:00 | |
| Columbia | 57 | GMT-05:00 | |
| Comoros Island | 269 | GMT+03:00 | |
| Congo | 242 | GMT+01:00 | |
| Cook Islands | 682 | GMT-10:00 | |
| Costa Rica | 506 | GMT-06:00 | |
| Croatia | 385 | GMT+01:00 | |
| Cuba | 53 | GMT-03:00 | |
| Cyprus | 357 | GMT+02:00 | |
| Czech Republic | 420 | GMT+01:00 | |
| Democratic Republic of Congo (Zaire) | 243 | GMT+02:00 | GMT+01:00 |
| Denmark | 45 | GMT+01:00 | |
| Diego Garcia | 246 | GMT+05:00 | |
| Djibouti | 253 | GMT+03:00 | |
| Dominica Islands | 767 | GMT-04:00 | |
| Dominican Republic | 809 | GMT-04:00 | |
| Ecuador | 593 | GMT-05:00 | |
| Egypt | 20 | GMT+02:00 | |
| El Salvador | 503 | GMT-06:00 | |
| Equatorial Guinea | 240 | GMT+01:00 | |
| Eritrea | 291 | GMT+03:00 | |
| Estonia | 372 | GMT+03:00 | |
| Ethiopia | 251 | GMT+03:00 | |
| Faeroe Islands | 298 | GMT | |
| Falkland Islands | 500 | GMT-04:00 | |
| Fiji Islands | 679 | GMT+12:00 | |
| Finland | 358 | GMT+02:00 | |
| France | 33 | GMT+01:00 | |
| French Guiana | 594 | GMT-04:00 | |
| French Polynesia | 689 | GMT-10:00 | |
| Gabon | 241 | GMT+01:00 | |
| Georgia | 995 | GMT+04:00 | |
| Germany | 49 | GMT+01:00 | |
| Ghana | 233 | GMT | |
| Gibraltar | 350 | GMT+01:00 | |
| Greece | 30 | GMT+02:00 | |
| Greenland | 299 | GMT-03:00 | |
| Grenada | 473 | GMT-04:00 | |
| Guadeloupe | 590 | GMT-04:00 | |
| Guam | 671 | GMT+10:00 | |
| Guatemala | 502 | GMT-06:00 | |
| Guinea Bissau | 245 | GMT-01:00 | |
| Guinea Republic | 224 | GMT | |
| Guyana | 592 | GMT-03:00 | |
| Haiti | 509 | GMT-05:00 | |
| Honduras | 503 | GMT-06:00 | |
| Hong Kong | 852 | GMT+08:00 | |
| Hungary | 36 | GMT+01:00 | |
| Iceland | 354 | GMT | |
| India | 91 | GMT+05:30 | |
| Indonesia | 62 | GMT+09:00 | GMT+07:00 |
| Iran | 98 | GMT+03:30 | |
| Iraq | 964 | GMT+03:00 | |
| Ireland | 353 | GMT | |
| Israel | 972 | GMT+02:00 | |
| Italy | 39 | GMT+01:00 | |
| Ivory Coast | 225 | GMT | |
| Jamaica | 876 | GMT-05:00 | |
| Japan | 81 | GMT+09:00 | |
| Jordan | 962 | GMT+02:00 | |
| Kazakhstan | 7 | GMT+06:00 | |
| Kenya | 254 | GMT+03:00 | |
| Kiribati | 686 | GMT+12:00 | |
| Korea, North | 850 | GMT+09:00 | |
| Korea, South | 82 | GMT+09:00 | |
| Kuwait | 965 | GMT+03:00 | |
| Kyrgyzstan | 996 | GMT+06:00 | |
| Laos | 856 | GMT+07:00 | |
| latvia | 371 | GMT+03:00 | |
| Lebanon | 961 | GMT+02:00 | |
| Lesotho | 266 | GMT+02:00 | |
| Liberia | 231 | GMT | |
| Libya | 218 | GMT+02:00 | |
| Liechtenstein | 423 | GMT+01:00 | |
| Lithuania | 370 | GMT+02:00 | |
| Luxembourg | 352 | GMT+01:00 | |
| Macau | 853 | GMT+08:00 | |
| Macedonia (Fyrom) | 389 | GMT+01:00 | |
| Madagascar | 261 | GMT+03:00 | |
| Malawi | 265 | GMT+02:00 | |
| Malaysia | 60 | GMT+08:00 | |
| Maldives Republic | 960 | GMT+05:00 | |
| Mali | 223 | GMT | |
| Malta | 356 | GMT+01:00 | |
| Mariana Islands | 670 | GMT+10:00 | |
| Marshall Islands | 692 | GMT+10:00 | |
| Martinique | 596 | GMT-04:00 | |
| Mauritius | 230 | GMT+04:00 | |
| Mayotte Islands | 269 | GMT+03:00 | |
| Mexico | 52 | GMT-06:00 | GMT-08:00 |
| Micronesia | 691 | GMT+10:00 | |
| Moldova | 373 | GMT+03:00 | |
| Monaco | 377 | GMT+01:00 | |
| Mongolia | 976 | GMT+08:00 | |
| Montserrat | 664 | GMT-04:00 | |
| Morocco | 212 | GMT | |
| Mozambique | 258 | GMT+02:00 | |
| Myanmar (Burma) | 95 | GMT+06:30 | |
| Namibia | 264 | GMT+02:00 | |
| Nauru | 674 | GMT+12:00 | |
| Nepal | 977 | GMT+05:30 | |
| Netherlands | 31 | GMT+01:00 | |
| Netherlands Antilles | 599 | GMT-04:00 | |
| New Caledonia | 687 | GMT+11:00 | |
| New Zealand | 64 | GMT+12:00 | |
| Nicaragua | 505 | GMT-06:00 | |
| Niger | 227 | GMT+01:00 | |
| Nigeria | 234 | GMT+01:00 | |
| Niue Island | 683 | GMT-11:00 | |
| Norfolk Island | 672 | GMT+11:30 | |
| Norway | 47 | GMT+01:00 | |
| Oman | 968 | GMT+04:00 | |
| Pakistan | 92 | GMT+05:00 | |
| Palau | 680 | GMT+09:00 | |
| Palestine | 970 | GMT+02:00 | |
| Panama | 507 | GMT-05:00 | |
| Papua New Guinea | 675 | GMT+10:00 | |
| Paraguay | 595 | GMT-04:00 | |
| Peru | 51 | GMT-05:00 | |
| Philippines | 63 | GMT+08:00 | |
| Poland | 48 | GMT+01:00 | |
| Portugal | 351 | GMT+01:00 | |
| Puerto Rico | 787 | GMT-04:00 | |
| Qatar | 974 | GMT+03:00 | |
| Reunion Island | 262 | GMT+04:00 | |
| Romania | 40 | GMT+02:00 | |
| Russia | 7 | GMT+03:00 | |
| Rwanda | 250 | GMT+02:00 | |
| Samoa (American) | 684 | GMT-11:00 | |
| Samoa (Western) | 685 | GMT-11:00 | |
| San Marino | 378 | GMT+01:00 | |
| Sao Tome & Principe | 239 | GMT | |
| Saudi Arabia | 966 | GMT+03:00 | |
| Senegal | 221 | GMT | |
| Serbia | 381 | GMT+01:00 | |
| Seychelles | 248 | GMT+04:00 | |
| Sierra Leone | 232 | GMT | |
| Singapore | 65 | GMT+08:00 | |
| Slovak Republic | 421 | GMT+01:00 | |
| Slovenia | 386 | GMT+01:00 | |
| Solomon Islands | 677 | GMT+11:00 | |
| Somalia | 252 | GMT+03:00 | |
| South Africa | 27 | GMT+02:00 | |
| Spain | 34 | GMT+01:00 | |
| Sri Lanka | 94 | GMT+05:30 | |
| St Helena | 290 | GMT | |
| St Kitts & Nevia | 869 | GMT-04:00 | |
| St Lucia | 758 | GMT-04:00 | |
| Sudan | 249 | GMT+02:00 | |
| Surinam | 597 | GMT-03:30 | |
| Swaziland | 268 | GMT+02:00 | |
| Sweden | 46 | GMT+01:00 | |
| Switzerland | 41 | GMT+01:00 | |
| Syria | 963 | GMT+02:00 | |
| Taiwan | 886 | GMT+08:00 | |
| Tajikistan | 992 | GMT+06:00 | |
| Tanzania | 255 | GMT+03:00 | |
| Thailand | 66 | GMT+07:00 | |
| The Gambia | 220 | GMT | |
| Togo | 228 | GMT | |
| Tonga | 676 | GMT+13:00 | |
| Trinidad & Tobago | 868 | GMT-04:00 | |
| Tunisia | 216 | GMT+01:00 | |
| Turkey | 90 | GMT+02:00 | |
| Turkmenistan | 993 | GMT+05:00 | |
| Turks & Caicos Islands | 649 | GMT-05:00 | |
| Tuvalu | 688 | GMT+12:00 | |
| Uganda | 256 | GMT+03:00 | |
| Ukraine | 380 | GMT+03:00 | |
| United Arab Emirates | 971 | GMT+04:00 | |
| United Kingdom | 44 | GMT | |
| Uruguay | 598 | GMT-03:00 | |
| USA | 1 | GMT-05:00 | GMT-11:00 |
| Uzbekistan | 998 | GMT+06:00 | |
| Vanuatu | 678 | GMT+11:00 | |
| Venezuela | 58 | GMT-04:00 | |
| Vietnam | 84 | GMT+07:00 | |
| Wallis & Futuna Islands | 681 | GMT+12:00 | |
| Yemen Arab Republic | 967 | GMT+03:00 | |
| Zambia | 260 | GMT+02:00 | |
| Zimbabwe | 263 | GMT+02:00 |