| Afghanistan | +1 281-295-4889 | |
| Aland Islands | +1 281-295-4889 | +1 281-295-4889 |
| Albania | Dial ATT 00-800-0010 then 888 426 8801 | +1 281-295-4889 |
| Algeria | +1 281-295-4889 | |
| American Samoa | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Andorra | +1 281-295-4889 | |
| Angola | Dial ATT 808-000-011 then 888 426 8801 | +1 281-295-4889 |
| Anguilla | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Antarctica | +1 281-295-4889 | |
| Antigua and Barbuda | Dial ATT 1800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Argentina | 0800-666-0420 | 0800-444-0220 and 0800-222-0074 |
| Armenia | +1 281-295-4889 | |
| Aruba | +1 281-295-4889 | |
| Australia | 1-800-77-7094 | Dial ATT 1-800-881-011 (Telstra) or 1-800-551-155 (Optus) then 888 426 8801 |
| Austria | Dial ATT 0-800-200-288 then 888 426 8801 | 0800295247 |
| Azerbaijan | +1 281-295-4889 | |
| Bahamas | Dial ATT 1800-872-2881 then 888 426 8801 | +1 281-295-4889 |
| Bahrain | Dial ATT 800-00-001 then 888 426 8801 | +1 281-295-4889 |
| Bangladesh | Dial ATT 157-0011 then 888 426 8801 | +1 281-295-4889 |
| Barbados | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Belarus | Dial ATT 8^800101 then 888 426 8801 | +1 281-295-4889 |
| Belgium | 0800-7-3327 | 0800 80151 |
| Belize | Dial ATT 811 (pay phones) or 555 (hotels) then 888 426 8801 | +1 281-295-4889 |
| Benin | Dial ATT 102 then 888 426 8801 | +1 281-295-4889 |
| Bermuda | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Bhutan | +1 281-295-4889 | |
| Bolivia | Dial ATT 800-101-110 (English) 800-101-111 (Spanish) then 888 426 8801 | +1 281-295-4889 |
| Bonaire | +1 281-295-4889 | +1 281-295-4889 |
| Bosnia and Herzegovina | +1 281-295-4889 | |
| Botswana | +1 281-295-4889 | |
| Bouvet Island | +1 281-295-4889 | |
| Brazil | 0800-8911955 | Dial ATT 0800-890-0288 then 888 426 8801 |
| British Indian Ocean Territory | +1 281-295-4889 | |
| British Virgin Islands | Dial ATT 1800-872-2881 then 888 426 8801 | +1 281-295-4889 |
| Brunei | Dial ATT 800-1111 then 888 426 8801 | +1 281-295-4889 |
| Bulgaria | Dial ATT 00-800-0010 then 888 426 8801 | 00800-1104487 |
| Burkina Faso | +1 281-295-4889 | |
| Burundi | +1 281-295-4889 | |
| Cambodia | Dial ATT 1-800-881-001 then 888 426 8801 | +1 281-295-4889 |
| Cameroon | +1 281-295-4889 | |
| Canada | 888-426-8801 | 281-295-4889 |
| Cape Verde | +1 281-295-4889 | |
| Cayman Islands | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Central African Republic | +1 281-295-4889 | |
| Chad | +1 281-295-4889 | |
| Chile | 1230-020-4346 or 800-203085 | 1230-020-0541 |
| China | 10-800-711-0495 (N.China/China Netcom) 10-800-110-0487 (S.China/China Telecom) | 10-800-712-1558 (N.China) 10-800-120-1558 (S.China) |
| Christmas Island | +1 281-295-4889 | |
| Cocos (Keeling) Islands | +1 281-295-4889 | |
| Colombia | Dial ATT 01-800-911-0010 (English) 01-800-911-0011 (Spanish) then 888 426 8801 | 01-800-011-0062 |
| Comoros | +1 281-295-4889 | |
| Congo | +1 281-295-4889 | |
| Congo, The Democratic Republic of the | +1 281-295-4889 | |
| Cook Islands | +1 281-295-4889 | |
| Costa Rica | Dial ATT 0-800-011-4114 then 888 426 8801 | 0800-0121499 |
| Cote d'Ivoire | Dial ATT 00-111-11 then 888 426 8801 | +1 281-295-4889 |
| Croatia | 0800-223016 | Dial ATT 0800-220-1111 then 888 426 8801 |
| Cuba | +1 281-295-4889 | |
| Curacao | +1 281-295-4889 | +1 281-295-4889 |
| Cyprus | Dial ATT 800-900-10 then 888 426 8801 | +1 281-295-4889 |
| Czech Republic | 800-900-531 | 800-142-560 |
| Denmark | 80-881172 | 80885711 |
| Djibouti | +1 281-295-4889 | |
| Dominica | 1-800-838-6098 | Dial ATT 1800-872-2881 (English) 1-888-225-5288 (Spanish) then 888 426 8801 |
| Dominican Republic | 1-800-838-6098 | Dial ATT 1800-872-2881 (English) 1-888-225-5288 (Spanish) then 888 426 8801 |
| Ecuador | Dial ATT 1-800-225-5288 (English) 1-999-119 (Spanish) then 888 426 8801 | +1 281-295-4889 |
| Egypt | Dial ATT 2510-0200 (Cairo) or 02-2510-0200 (other) then 888 426 8801 | +1 281-295-4889 |
| El Salvador | Dial ATT 800-1785 then 888 426 8801 | +1 281-295-4889 |
| Equatorial Guinea | +1 281-295-4889 | |
| Eritrea | +1 281-295-4889 | |
| Estonia | 800-004-4189 | Dial ATT 0-800-12-001 then 888 426 8801 |
| Ethiopia | +1 281-295-4889 | |
| Falkland Islands (Malvinas) | +1 281-295-4889 | |
| Faroe Islands | +1 281-295-4889 | |
| Fiji | Dial ATT 004-890-1001 then 888 426 8801 | +1 281-295-4889 |
| Finland | 0800-914436 | 0800-11-3479 |
| France | 0-800-97-03-29 | 0800-91-4231 |
| French Guiana | Dial ATT 0-800-99-0011 then 888 426 8801 | +1 281-295-4889 |
| French Polynesia | +1 281-295-4889 | |
| French Southern Territories | +1 281-295-4889 | |
| Gabon | +1 281-295-4889 | |
| Gambia | +1 281-295-4889 | |
| Georgia | +1 281-295-4889 | |
| Germany | 0800-000-4872 | 0800-181-5857 |
| Ghana | Dial ATT 020-2424-26-004 then 888 426 8801 | +1 281-295-4889 |
| Gibraltar | Dial ATT 8800 then 888 426 8801 | +1 281-295-4889 |
| Greece | 00-800-11-009-1257 | Dial ATT 00-800-1311 then 888 426 8801 |
| Greenland | +1 281-295-4889 | |
| Grenada | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Guadeloupe | Dial ATT 0800-99-0011 then 888 426 8801 | +1 281-295-4889 |
| Guam | Dial ATT 1800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Guatemala | Dial ATT 999-9190 then 888 426 8801 | +1 281-295-4889 |
| Guernsey | +1 281-295-4889 | |
| Guinea | +1 281-295-4889 | |
| Guinea-Bissau | +1 281-295-4889 | |
| Guyana | Dial ATT 159 then 888 426 8801 | +1 281-295-4889 |
| Haiti | +1 281-295-4889 | |
| Heard Island and McDonald Islands | +1 281-295-4889 | |
| Holy See (Vativan City State) | +1 281-295-4889 | +1 281-295-4889 |
| Honduras | Dial ATT 800-0-123 then 888 426 8801 | +1 281-295-4889 |
| Hong Kong | Dial ATT 800-96-1111 (Hong Kong Telephone Co.) or 800-93-2266 (New World Telephone Co.) then 888 426 8801 | +1 281-295-4889 |
| Hungary | 06-80-981-353 | 06-800-15-671 |
| Iceland | Dial ATT 00-800-22255288 then 888 426 8801 | +1 281-295-4889 |
| India | 000-800-100-1014 | 0008004434020 |
| Indonesia | +1 281-295-4889 | |
| Iran | +1 281-295-4889 | |
| Iraq | +1 281-295-4889 | |
| Ireland | 1-800-559-076 | 1800818371 |
| Isle of Man | +1 281-295-4889 | +1 281-295-4889 |
| Israel | 1-80-921-4991 | Dial ATT 1-80-949-4949 (Bezeg) ; 1-80-922-2222 (Golden Lines); 1-80-933-3333 (Barak) then 888 426 8801 |
| Italy | 800-785557 | 800-874-925 |
| Jamaica | Dial ATT 1-800-872-2881 then 888 426 8801 | +1 281-295-4889 |
| Japan | 0034-800-900059 or 0066-33-801206 | 0120523600 |
| Jersey | +1 281-295-4889 | |
| Jordan | Dial ATT 1-880-0000 then 888 426 8801 | +1 281-295-4889 |
| Kazakhstan | Dial ATT 8^800-121-4321 then 888 426 8801 | +1 281-295-4889 |
| Kenya | +1 281-295-4889 | |
| Kiribati | +1 281-295-4889 | |
| Kuwait | +1 281-295-4889 | |
| Kyrgyzstan | +1 281-295-4889 | |
| Laos | +1 281-295-4889 | |
| Latvia | 8000 2440 | 8000-0192 |
| Lebanon | Dial ATT 01-426-801 then 888 426 8801 | +1 281-295-4889 |
| Lesotho | +1 281-295-4889 | |
| Liberia | +1 281-295-4889 | |
| Libya | +1 281-295-4889 | |
| Liechtenstein | +1 281-295-4889 | |
| Lithuania | 8800-90037 | 880-030-540 |
| Luxembourg | 8002-4348 | Dial ATT 800-2-0111 then 888 426 8801 |
| Macau | Dial ATT 0800-111 then 888 426 8801 | +1 281-295-4889 |
| Macedonia | Dial ATT 0-800-94288 then 888 426 8801 | +1 281-295-4889 |
| Madagascar | +1 281-295-4889 | |
| Malawi | +1 281-295-4889 | |
| Malaysia | 1-800-80-8148 | Dial ATT 1-800-80-0011 then 888 426 8801 |
| Maldives | +1 281-295-4889 | |
| Mali | +1 281-295-4889 | |
| Malta | Dial ATT 800-90110 then 888 426 8801 | +1 281-295-4889 |
| Marshall Islands | +1 281-295-4889 | |
| Martinique | Dial ATT 0800-99-0011 then 888 426 8801 | +1 281-295-4889 |
| Mauritania | +1 281-295-4889 | |
| Mauritius | Dial ATT 01120 then 888 426 8801 | +1 281-295-4889 |
| Mayotte | +1 281-295-4889 | |
| Mexico | 001-800-943-8951 | 001-888-426-8801 |
| Micronesia, Federated States of | Dial ATT 288 then 888 426 8801 | +1 281-295-4889 |
| Moldova | 0800 61430 | +1 281-295-4889 |
| Monaco | Dial ATT 900-90-288 then 888 426 8801 | +1 281-295-4889 |
| Mongolia | +1 281-295-4889 | |
| Montenegro | +1 281-295-4889
| |
| Montserrat | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Morocco | Dial ATT 002-11-0011 then 888 426 8801 | +1 281-295-4889 |
| Mozambique | +1 281-295-4889 | |
| Myanmar | +1 281-295-4889 | +1 281-295-4889 |
| Namibia | +1 281-295-4889 | |
| Nauru | +1 281-295-4889 | |
| Nepal | +1 281-295-4889 | |
| Netherlands | 0800-022-2383 | 0800 0201178 |
| New Caledonia | +1 281-295-4889 | |
| New Zealand | 0800-442598 | 0800-453004 |
| Nicaragua | Dial ATT 1-800-0174 (English) 1-800-0164 (Spanish) then 888 426 8801 | +1 281-295-4889 |
| Niger | +1 281-295-4889 | |
| Nigeria | +1 281-295-4889 | |
| Niue | +1 281-295-4889 | |
| Norfolk Island | +1 281-295-4889 | |
| North Korea | +1 281-295-4889 | |
| Northern Mariana Islands | +1 281-295-4889 | |
| Norway | 800-12380 | Dial ATT 800-190-11 then 888 426 8801 |
| Oman | +1 281-295-4889 | |
| Pakistan | Dial ATT 00-800-01001 then 888 426 8801 | +1 281-295-4889 |
| Palau | +1 281-295-4889 | |
| Palestinian Territory, Occupied | +1 281-295-4889 | +1 281-295-4889 |
| Panama | Dial ATT 800-0109 (English) 800-2288 (Spanish) then 888 426 8801 | +1 281-295-4889 |
| Papua New Guinea | +1 281-295-4889 | |
| Paraguay | Dial ATT 008-11-800 then 888 426 8801 | +1 281-295-4889 |
| Peru | 0800-5-2687 | 0800-5-1874 |
| Philippines | Dial ATT 1010-5511-00 (PLDT) 1010-5511-01 (PLDT Tagalog) 105-11 (Other) then 888 426 8801 | 180014410605 |
| Pitcairn | +1 281-295-4889 | |
| Poland | 008-004-411706 | 0-0-800-111-1491 |
| Portugal | Dial ATT 800-800-128 then 888 426 8801 | 800844636 |
| Puerto Rico | 888-426-8801 | +1 281-295-4889 |
| Qatar | +1 281-295-4889 | |
| Reunion | Dial ATT 0-800-99-0011 then 888 426 8801 | +1 281-295-4889 |
| Romania | Dial ATT 0808-03-4288 then 888 426 8801 | 0800894573 |
| Russia | 81080025531044 | Dial ATT 8^10-800-110-1011 (Russia) 363-2400 (Moscow) 8^495-363-2400 (Outside Moscow) 363-2400 (St. Petersburg) 8^812-363-2400 (Outside St. Petersburg) then 888-426-8801 |
| Rwanda | +1 281-295-4889 | |
| Saint Barthélemy | +1 281-295-4889 | +1 281-295-4889 |
| Saint Helena | +1 281-295-4889 | |
| Saint Kitts and Nevis | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Saint Lucia | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Saint Martin (Dutch Part) | +1 281-295-4889 | +1 281-295-4889 |
| Saint Martin (French part) | +1 281-295-4889 | +1 281-295-4889 |
| Saint Pierre and Miquelon | Dial ATT 0-800-99-0011 then 888 426 8801 | +1 281-295-4889 |
| Saint Vincent and the Grenadines | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Samoa | +1 281-295-4889 | |
| San Marino | Dial ATT 800-172-444 then 888 426 8801 | +1 281-295-4889 |
| Sao Tome and Principe | +1 281-295-4889 | |
| Saudi Arabia | Dial ATT 1-800-10 then 888 426 8801 | +1 281-295-4889 |
| Senegal | Dial ATT 800-103-072 then 888 426 8801 | +1 281-295-4889 |
| Serbia | 0800 190058 | +1 281-295-4889 |
| Seychelles | +1 281-295-4889 | |
| Sierra Leone | +1 281-295-4889 | |
| Singapore | Dial ATT 800-011-1111 (Singtel) 800-001-0001 (Starhub) then 888 426 8801 | +1 281-295-4889 |
| Slovakia | +1 281-295-4889 | 421233059617 |
| Slovenia | 0800 80795 | 800 80763 |
| Solomon Islands | +1 281-295-4889 | |
| Somalia | +1 281-295-4889 | |
| South Africa | 0800-980-011 | 0800 991502 |
| South Georgia and the South Sandwich Islands | +1 281-295-4889 | |
| South Korea | Dial ATT 00-729-11 (KT), 00-369-11 (ONSE) or 00-309-11 (Dacom) then 888 426 8801 | 00798-14-800-9707 |
| Spain | 900-81-10-75 | 900-96-1100 |
| Sri Lanka | Dial ATT 2-430-430 (Colombo) 112-430-430 (Outside Colombo) then 888 426 8801 | +1 281-295-4889 |
| Sudan | +1 281-295-4889 | |
| Suriname | Dial ATT 156 then 888 426 8801 | +1 281-295-4889 |
| Svalbard And Jan Mayen | +1 281-295-4889 | |
| Swaziland | +1 281-295-4889 | |
| Sweden | 020-79-2490 | 0201605888 |
| Switzerland | 0800-56-3395 | Dial ATT 0800-89-0011 then 888 426 8801 |
| Syria | +1 281-295-4889 | |
| Taiwan | Dial ATT 00801-102-880 then 888 426 8801 | 00801444332 |
| Tajikistan | +1 281-295-4889 | |
| Tanzania | +1 281-295-4889 | |
| Thailand | Dial ATT 1-800-0001-33 or 001-999-11111 then 888 426 8801 | 1800012466 |
| Timor-Leste | +1 281-295-4889 | +1 281-295-4889 |
| Togo | +1 281-295-4889 | |
| Tokelau | +1 281-295-4889 | |
| Tonga | +1 281-295-4889 | |
| Trinidad and Tobago | Dial ATT 1-800-872-2881 then 888 426 8801 | +1 281-295-4889 |
| Tunisia | +1 281-295-4889 | |
| Turkey | 00-800-13-009-1257 | Dial ATT 0811-288-0001 then 888 426 8801 |
| Turkmenistan | +1 281-295-4889 | |
| Turks and Caicos Islands | Dial ATT 1-800-225-5288 then 888 426 8801 | +1 281-295-4889 |
| Tuvalu | +1 281-295-4889 | |
| U.S. Virgin Islands | +1 281-295-4889 | |
| Uganda | +1 281-295-4889 | |
| Ukraine | 800500852 | Dial ATT 0800-502-886 then 888 426 8801 |
| United Arab Emirates | +1 281-295-4889 | |
| United Kingdom | 0800-917-5928 | 0800-028-0677 |
| United States | 888-426-8801 | 281-295-4889 |
| United States Minor Outlying Islands | +1 281-295-4889 | +1 281-295-4889 |
| Uruguay | Dial ATT 000-410 then 888 426 8801 | +1 281-295-4889 |
| Uzbekistan | Dial ATT 8^641-7440010 (Tashkent) then 888 426 8801 | +1 281-295-4889 |
| Vanuatu | +1 281-295-4889 | |
| Venezuela | Dial ATT 0800-225-5288 (English) 0800-552-6288 (Spanish) then 888 426 8801 | +1 281-295-4889 |
| Vietnam | Dial ATT 120-10-288 (VNPT) 128 80-288 (Viettel) then 888 426 8801 | +1 281-295-4889 |
| Wallis and Futuna | +1 281-295-4889 | |
| Western Sahara | +1 281-295-4889 | |
| Yemen | +1 281-295-4889 | |
| Zambia | +1 281-295-4889 | |
| Zimbabwe | +1 281-295-4889 | |