Delivery Methods Aren't Available To These Areas:

Royal Mail International Signed post Zone 2 isn't available to:
Albania, Algeria, Austria, Bosnia and Herzegowina, Bulgaria, Croatia, Czech Republic, Denmark, Faroe Islands, Finland, Gibraltar, Greece - Mainland Only, Hungary, Italy, Latvia, Liechtenstein, Lithuania, Macedonia, The Former Yugoslav Republic of, Moldova, Republic of, Monaco, Norway, Poland, Portugal, Romania, Slovakia (Slovak Republic), Slovenia, Spain, Sweden, Switzerland, Vatican City State (Holy See), Yugoslavia

Royal Mail International Signed post Zone 3 isn't available to:
Afghanistan, American Samoa, Andorra, Angola, Antarctica, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Azerbaijan, Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belize, Benin, Bermuda, Bhutan, Bolivia, Botswana, Bouvet Island, Brazil, British Indian Ocean Territory, Brunei Darussalam, Burkina Faso, Burundi, Cambodia, Cameroon, Canada, Cape Verde, Cayman Islands, Central African Republic, Chad, Chile, China, Christmas Island, Cocos (Keeling) Islands, Colombia, Comoros, Congo, Cook Islands, Costa Rica, Cote D'Ivoire, Cuba, Cyprus, Djibouti, Dominica, Dominican Republic, East Timor, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Ethiopia, Falkland Islands (Malvinas), Fiji, French Guiana, French Polynesia, French Southern Territories, Gabon, Gambia, Georgia, Ghana, Greenland, Grenada, Guadeloupe, Guam, Guatemala, Guinea, Guinea-bissau, Guyana, Haiti, Heard and Mc Donald Islands, Honduras, Hong Kong, Iceland, India, Indonesia, Iran (Islamic Republic of), Iraq, Israel, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Korea, Democratic People's Republic of, Korea, Republic of, Kuwait, Kyrgyzstan, Lao People's Democratic Republic, Lebanon, Lesotho, Liberia, Libyan Arab Jamahiriya, Macau, Madagascar, Malawi, Malaysia, Maldives, Mali, Malta, Marshall Islands, Martinique, Mauritania, Mauritius, Mayotte, Mexico, Micronesia, Federated States of, Mongolia, Montserrat, Morocco, Mozambique, Myanmar, Namibia, Nauru, Nepal, Netherlands Antilles, New Caledonia, New Zealand, Nicaragua, Niger, Nigeria, Niue, Norfolk Island, Northern Mariana Islands, Oman, Pakistan, Palau, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Pitcairn, Puerto Rico, Qatar, Reunion, Russian Federation, Rwanda, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Senegal, Seychelles, Sierra Leone, Singapore, Solomon Islands, Somalia, South Africa, South Georgia and the South Sandwich Islands, Sri Lanka, St. Helena, St. Pierre and Miquelon, Sudan, Suriname, Svalbard and Jan Mayen Islands, Swaziland, Syrian Arab Republic, Taiwan, Tajikistan, Tanzania, United Republic of, Thailand, Togo, Tokelau, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Turks and Caicos Islands, Tuvalu, Uganda, Ukraine, United Arab Emirates, United States, United States Minor Outlying Islands, Uruguay, Uzbekistan, Vanuatu, Venezuela, Viet Nam, Virgin Islands (British), Virgin Islands (U.S.), Wallis and Futuna Islands, Western Sahara, Yemen, Zaire, Zambia, Zimbabwe