Map indicates geographical zones (please note Singapore is in World Zone 2). Please see tables below for zones by country.
UK
Europe
World zone 1
World zone 2
UK
This zone comprises of England, Scotland, Wales and Northern Ireland.
Europe
This zone comprises the following countries:
| Albania | Denmark (EU) | Kyrgyzstan | Russia |
| Andorra | Estonia (EU) | Latvia (EU) | San Marino |
| Armenia | Faroe Islands | Liechtenstein | Serbia |
| Austria (EU) | Finland (EU) | Lithuania (EU) | Slovakia (EU) |
| Azerbaijan | France (EU) | Luxembourg (EU) | Slovenia (EU) |
| Azores (EU) | Georgia | Macedonia | Spain (EU) |
| Balearic Islands (EU) | Germany (EU) | Madeira (EU) | Sweden (EU) |
| Belarus | Gibraltar (EU) | Malta (EU) | Switzerland |
| Belgium (EU) | Greece (EU) | Moldova | Tajikistan |
| Bosnia Herzegovina | Greenland | Monaco (EU) | Turkey |
| Bulgaria (EU) | Hungary (EU) | Montenegro | Turkmenistan |
| Canary Islands | Iceland | Netherlands (EU) | Ukraine |
| Corsica (EU) | Irish Republic (EU) | Norway | Uzbekistan |
| Croatia (EU) | Italy (EU) | Poland (EU) | Vatican City State |
| Cyprus (EU) | Kazakhstan | Portugal (EU) | |
| Czech Republic (EU) | Kosovo | Romania (EU) |
World Zone 1
Covers all countries, not defined as being in Europe or World Zone 2.
World Zone 1 generally covers countries in North America, South America, Africa, the Middle East, the Far East and South East Asia.
World Zone 2
This zone covers the following territories:
| Australia | Belau | British Indian Ocean Territory | Christmas Island (Indian Ocean) |
| Christmas Island (Pacific Ocean) | Cocos Islands | Cook Island | Coral Sea Island |
| Fiji | French Polynesia | French South Antarctic Territory | Keeling |
| Kiribati | Macao | Nauru Island | New Caledonia |
| New Zealand | New Zealand Antarctic Territory | Niue Island | Norfolk Island |
| Norwegian Antarctic Territory | Papua New Guinea | People's Democratic Republic of Laos | Pitcairn Island |
| Republic of Singapore | Solomon Islands | Tahiti | Tokelau Islands |
| Tonga | Tuvalu | US Samoa | Western Samoa |