12GB Moibile Broadband Data
Three UK


211 Customer Reviews


  • Mobile Broadband (MBB) Data SIM Card for 71 Go Roam* countries.
  • Plug & Play SIM Card comes in Standard, Micro and Nano formats.
  • 12GB of 3G/ 4G data in covered country (wherever available)
  • 1 Year credit validity once activated


Product Details

  • This Mobile Brandband (MBB) SIM Card from THREE U.K. with 12GB data in 71 Go Roam countries is a popular data SIM Card for all frequent travelers who need data only.
  • Lasts for up to 1 Year once activated.
  • Plug and Play Prepaid data SIM Card.
  • TRIO SIM provides different formats: Standard SIM, Micro SIM, Nano SIM.
  • Works in every unlocked device/ tablet/ pocket wifi.

Calls & SMS

  • This is a data SIM Card only. No calls and SMS supported.


  • Country coverage in Europe: Austria, Azores, Balearic Islands, Belgium, Bulgaria, Canary Islands, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, French Guiana, Germany, Gibraltar, Greece, Guadeloupe, Guernsey, Hungary, Iceland, Ireland, Isle of Man, Italy, Jersey, Latvia, Liechtenstein, Lithuania, Luxembourg, Madeira, Malta, Martinique, Mayotte, Norway, Poland, Portugal, Reunion, Romania, Saint Barthelemy, Saint Martin, San Marino, Slovakia, Slovenia, Spain, Sweden, Switzerland, The Netherlands, United Kingdom, Vatican City
  • International Go Roam countries outside Europe: Australia, Brazil, Chile, Colombia, Costa Rica, El Salvador, Guatemala, Hong Kong, Indonesia, Israel, Macao, New Zealand, Nicaragua, Panama, Peru, Puerto Rico, Singapore, Sri Lanka, Uruguay, United States Virgin Islands , USA, Vietnam


  • No registration is needed.

Top-up packages

  • THREE U.K. offers multiple top up packages.
  • Please note that all top up packages for THREE U.K. require a U.K. Credit Card/ voucher code. International credit cards are not accepted.

APN configurations

  • Access Point Name (or APN):
  • User name: none
  • Password: none
  • Please make sure to enable your data roaming settings on your device.


The credit validity of your THREE U.K. 12GB Mobile Broadband (MBB) SIM Card is 1 Year from the point of activation (data used, call made or SMS sent).

Usually your device connects to the right network right away. In case your THREE U.K. SIM Card does not connect automatically please check your APN configuration. Access Point Name (or APN):, User name & password: none

THREE U.K. offers multiple top up options. However, you can only buy top up with a U.K. credit card or voucher.

You can use your THREE U.K. 12GB Mobile Broadband (MBB) SIM Card with any unlocked smartphone, tablet or Pocket WiFi.

Unless you have a U.K. credit card and top up your THREE U.K. 12GB Mobile Broadband (MBB) SIM Card, the SIM Card becomes void after usage.

No, there is no need to register your THREE U.K. 12GB Mobile Broadband (MBB) SIM Card.

In order to check your THREE U.K. 12GB Mobile Broadband (MBB) credit, please register with ‘My3’ App here.

With your THREE U.K. 12GB Mobile Broadband (MBB) SIM Card you can not receive any calls or SMS.


High-Speed Internet
all over Go Roam Destinations

100% No
Roaming Charges

No complicated contracts
Prepaid SIM Cards

No surprises
No hidden costs