A list of ST+ Mobile International Roaming Zones are detailed below.


Roaming Destination
Code
Roaming Destination **
Description
MXTRX International Transit *
RMX2Z1DATA International Roaming RMX2 A-LEG Zone 1 - DATA
RMX2Z1MO International Roaming RMX2 A-LEG Zone 1 - MO VOICE
RMX2Z1MT International Roaming RMX2 A-LEG Zone 1 - MT VOICE
RMX2Z1SMSO International Roaming RMX2 A-LEG Zone 1 - SMSO
RMX2Z1SMST International Roaming RMX2 A-LEG Zone 1 - SMST
RMX2Z2DATA International Roaming RMX2 A-LEG Zone 2 - DATA
RMX2Z2MO International Roaming RMX2 A-LEG Zone 2 - MO VOICE
RMX2Z2MT International Roaming RMX2 A-LEG Zone 2 - MT VOICE
RMX2Z2SMSO International Roaming RMX2 A-LEG Zone 2 - SMSO
RMX2Z2SMST International Roaming RMX2 A-LEG Zone 2 - SMST
RMX2Z3DATA International Roaming RMX2 A-LEG Zone 3 - DATA
RMX2Z3MO International Roaming RMX2 A-LEG Zone 3 - MO VOICE
RMX2Z3MT International Roaming RMX2 A-LEG Zone 3 - MT VOICE
RMX2Z3SMSO International Roaming RMX2 A-LEG Zone 3 - SMSO
RMX2Z3SMST International Roaming RMX2 A-LEG Zone 3 - SMST
RMX2Z4DATA International Roaming RMX2 A-LEG Zone 4 - DATA
RMX2Z4MO International Roaming RMX2 A-LEG Zone 4 - MO VOICE
RMX2Z4MT International Roaming RMX2 A-LEG Zone 4 - MT VOICE
RMX2Z4SMSO International Roaming RMX2 A-LEG Zone 4 - SMSO
RMX2Z4SMST International Roaming RMX2 A-LEG Zone 4 - SMST
RMX2Z5DATA International Roaming RMX2 A-LEG Zone 5 - DATA
RMX2Z5MO International Roaming RMX2 A-LEG Zone 5 - MO VOICE
RMX2Z5MT International Roaming RMX2 A-LEG Zone 5 - MT VOICE
RMX2Z5SMSO International Roaming RMX2 A-LEG Zone 5 - SMSO
RMX2Z5SMST International Roaming RMX2 A-LEG Zone 5 - SMST
RMX2Z6DATA International Roaming RMX2 A-LEG Zone 6 - DATA
RMX2Z6MO International Roaming RMX2 A-LEG Zone 6 - MO VOICE
RMX2Z6MT International Roaming RMX2 A-LEG Zone 6 - MT VOICE
RMX2Z6SMSO International Roaming RMX2 A-LEG Zone 6 - SMSO
RMX2Z6SMST International Roaming RMX2 A-LEG Zone 6 - SMST
RMX2Z7DATA International Roaming RMX2 A-LEG Zone 7 - DATA
RMX2Z7MO International Roaming RMX2 A-LEG Zone 7 - MO VOICE
RMX2Z7MT International Roaming RMX2 A-LEG Zone 7 - MT VOICE
RMX2Z7SMSO International Roaming RMX2 A-LEG Zone 7 - SMSO
RMX2Z7SMST International Roaming RMX2 A-LEG Zone 7 - SMST

* Please note that there is an transit fee for any call to/from SIP Trunk Plus mobile. For an outbound call the standard SIP Trunking call cost will also apply. Please contact us for further details.
** Note that 'O' denotes originating/outbound, 'T' denotes terminating/inbound.

Which countries are categorised into which zones is detailed below.

Country Zone
Afghanistan RMX2Z6
Albania RMX2Z6
Algeria RMX2Z6
American Samoa RMX2Z6
Andora RMX2Z3
Angola RMX2Z6
Anguilla RMX2Z6
Antigua and Barbuda RMX2Z6
Argentina RMX2Z6
Armenia RMX2Z7
Aruba RMX2Z6
Ascension RMX2Z6
Australia RMX2Z6
Australia External Territories RMX2Z6
Austria RMX2Z1
Azerbaijan RMX2Z7
Bahamas RMX2Z6
Bahrain RMX2Z5
Bangladesh RMX2Z5
Barbados RMX2Z6
Belarus RMX2Z6
Belgium RMX2Z1
Belize RMX2Z6
Benin RMX2Z7
Bermuda RMX2Z6
Bhutan RMX2Z6
Bolivia RMX2Z6
Bonaire RMX2Z6
Bosnia and Herzegovina RMX2Z6
Botswana RMX2Z6
Brazil RMX2Z5
British Indian Ocean Territory RMX2Z6
British Virgin Islands RMX2Z6
Brunei Darussalam RMX2Z6
Bulgaria RMX2Z1
Burkina Faso RMX2Z6
Burma RMX2Z6
Burundi RMX2Z6
Cambodia RMX2Z6
Cameroon RMX2Z6
Canada RMX2Z4
Cape Verdes RMX2Z7
Cayman Islands RMX2Z6
Central African Republic RMX2Z6
Chad RMX2Z6
Chatham Island RMX2Z6
Chile RMX2Z6
China RMX2Z5
Cocos Keeling and Christmas Island RMX2Z6
Colombia RMX2Z6
Comoros RMX2Z6
Congo RMX2Z7
Cook Islands RMX2Z6
Costa Rica RMX2Z6
Croatia RMX2Z3
Cruise Ships RMX2Z7
Cuba RMX2Z6
Cyprus RMX2Z1
Czech Republic RMX2Z1
Democratic Republic of the Congo RMX2Z6
Denmark RMX2Z1
Djibouti RMX2Z6
Dominica RMX2Z6
Dominican Republic RMX2Z6
East Timor RMX2Z6
Easter Island RMX2Z6
Ecuador RMX2Z6
Egypt RMX2Z6
El Salvador RMX2Z6
Equatorial Guinea RMX2Z6
Eritrea RMX2Z6
Estonia RMX2Z1
Ethiopia RMX2Z6
Falkland Islands RMX2Z6
Faroe Islands RMX2Z6
Fiji RMX2Z6
Finland RMX2Z1
France RMX2Z1
French Guiana RMX2Z6
French Polynesia RMX2Z6
Gabon RMX2Z7
Gambia RMX2Z6
Georgia RMX2Z6
Germany RMX2Z1
Ghana RMX2Z6
Gibraltar RMX2Z3
Greece RMX2Z1
Grenada RMX2Z6
Guadeloupe RMX2Z1
Guam RMX2Z6
Guantanamo Bay RMX2Z6
Guatemala RMX2Z6
Guernsey RMX2Z3
Guinea RMX2Z6
Guinea-Bissau RMX2Z6
Guyana RMX2Z6
Haiti RMX2Z6
Honduras RMX2Z6
Hong Kong RMX2Z6
Hungary RMX2Z1
Iceland RMX2Z1
IN-flight RMX2Z7
India RMX2Z6
Indonesia RMX2Z5
Iran RMX2Z6
Iraq RMX2Z7
Ireland RMX2Z1
Isle of Man RMX2Z3
Israel RMX2Z5
Italy RMX2Z1
Ivory Coast RMX2Z7
Jamaica RMX2Z6
Japan RMX2Z5
Jersey RMX2Z3
Jordan RMX2Z6
Kazakhstan RMX2Z7
Kenya RMX2Z6
Kiribati RMX2Z6
Kuwait RMX2Z6
Kyrgystan RMX2Z6
La Reunion RMX2Z1
Laos RMX2Z7
Latvia RMX2Z1
Lebanon RMX2Z5
Lesotho RMX2Z6
Liberia RMX2Z6
Libya RMX2Z6
Liechtenstein RMX2Z1
Lithuania RMX2Z1
Luxembourg RMX2Z1
Macau RMX2Z5
Macedonia RMX2Z6
Madagascar RMX2Z6
Malawi RMX2Z6
Malaysia RMX2Z6
Maldives RMX2Z7
Mali RMX2Z7
Malta RMX2Z1
Marshall Islands RMX2Z6
Martinique RMX2Z1
Mauritania RMX2Z6
Mauritius RMX2Z6
Mexico RMX2Z7
Micronesia RMX2Z6
Midway Island RMX2Z6
Moldova RMX2Z6
Monaco RMX2Z3
Mongolia RMX2Z7
Montenegro RMX2Z6
Montserrat RMX2Z6
Morocco RMX2Z6
Mozambique RMX2Z6
Namibia RMX2Z6
Naura RMX2Z6
Nepal RMX2Z6
Netherlands RMX2Z1
Nevis RMX2Z6
New Caledonia RMX2Z6
New Zealand RMX2Z6
Nicaragua RMX2Z6
Niger RMX2Z7
Nigeria RMX2Z6
Niue RMX2Z6
Norfolk Islands RMX2Z6
North Korea RMX2Z6
Northern Mariana Islands RMX2Z6
Norway RMX2Z1
Oman RMX2Z5
Pakistan RMX2Z5
Palau RMX2Z7
Palestiniain Territories RMX2Z6
Panama RMX2Z6
Papua New Guinea RMX2Z6
Paraguay RMX2Z6
Peru RMX2Z6
Philippines RMX2Z6
Poland RMX2Z1
Portugal RMX2Z1
Puerto Rico RMX2Z6
Qatar RMX2Z6
Romania RMX2Z1
Russia RMX2Z7
Russia MTS RMX2Z5
Rwanda RMX2Z6
Saba Caribbean Netherlands RMX2Z6
Saint Eustatius Caribbean Netherlands RMX2Z6
Saint Helena RMX2Z6
Saint Lucia RMX2Z6
Saint Maarten (Netherlands) RMX2Z6
Saint Pierre and Miquelon RMX2Z6
Saint Vincent and the Grenadines RMX2Z6
Samoa RMX2Z6
San Marino RMX2Z2
Sao Tome and Principe RMX2Z6
Saudi Arabia RMX2Z7
Senegal RMX2Z6
Serbia RMX2Z7
Seychelles RMX2Z6
Sierra Leone RMX2Z6
Singapore RMX2Z5
Slovakia RMX2Z1
Slovenia RMX2Z1
Solomon Islands RMX2Z6
Somalia RMX2Z6
South Africa RMX2Z6
South Korea RMX2Z6
South Ossetia RMX2Z6
South Sudan RMX2Z6
Spain RMX2Z1
Sri Lanka RMX2Z6
Sudan RMX2Z6
Suriname RMX2Z6
Svalbard RMX2Z6
Swaziland RMX2Z6
Sweden RMX2Z1
Switzerland RMX2Z3
Syria RMX2Z6
Taiwan RMX2Z5
Tajikistan RMX2Z7
Tanzania RMX2Z6
Thailand RMX2Z5
Togo RMX2Z6
Tokelau RMX2Z6
Tonga RMX2Z6
Trinidad and Tobago RMX2Z6
Tristan da Cunha RMX2Z6
Tunisia RMX2Z6
Turkey RMX2Z6
Turkmenistan RMX2Z7
Turks and Caicos Islands RMX2Z6
Tuvalu RMX2Z6
Uganda RMX2Z6
Ukraine RMX2Z6
United Arab Emirates RMX2Z6
United States RMX2Z4
Uruguay RMX2Z6
US Virgin Islands RMX2Z6
USA RMX2Z6
Uzbekistan RMX2Z7
Vanatu RMX2Z6
Vatican City State RMX2Z2
Venezuela RMX2Z6
Vietnam RMX2Z5
Wallis and Fortuna RMX2Z6
Yemen RMX2Z6
Zambia RMX2Z6
Zimbabwe RMX2Z7