Each code is for 26 different countries. Can use for NZ (with code ROAM25). AU seems to be Telstra network (with code ROAM50).
| ROAM25 | ROAM50 | ROAM75 |
|---|---|---|
| Albania | Belgium | Andorra |
| Bangladesh | Netherlands | Austria |
| France | Portugal | Brazil |
| Germany | Switzerland | Bulgaria |
| Greece | Finland | Canada |
| Hong Kong | Czech Republic | China |
| Hungary | Croatia | Cyprus |
| India | Slovenia | Egypt |
| Iraq | Japan | Gibraltar |
| Latvia | Taiwan | Iceland |
| Lithuania | Australia | Indonesia |
| Malta | South Korea | Ireland |
| Mayotte | Denmark | Italy |
| New Zealand | Liechtenstein | Jordan |
| Northern Cyprus | US Virgin Islands | Luxembourg |
| Norway | Estonia | Macao |
| Pakistan | Vietnam | Poland |
| Philippines | Malaysia | Qatar |
| Puerto Rico | Tunisia | Romania |
| Réunion | Saudi Arabia | San Marino |
| Singapore | Bosnia and Herzegovina | Slovakia |
| South Africa | Kuwait | Sri Lanka |
| Spain | Guadeloupe | St. Barthelemy |
| Turkey | Martinique | St. Martin |
| United Kingdom | French Guiana | Sweden |
| United States | Israel | Thailand |


Thank you! This is perfect while I wait for Kogan BOGOF.
I got it setup and noticed that I am getting 3G for data in my area (Auckland suburb). Anyone else getting 3G signals instead of 4G?