Europe Travel SIM Card Three Detailed Description:
Europe Travel SIM Card Three is a European SIM card for use in Europe and the UK. It is a genuine Three SIM, imported from the UK, and is valid for 29 days.
Easy to sign up: no passport information is needed. We help you to activate the card according to your travel plans at no extra cost. The card is ready to use when you land in Europe, easy and convenient.
+ Advantages: Easy to use — just insert and go. Includes Swiss roaming. You can activate and test 4G in Vietnam before your trip.
+ Disadvantages: Signal may be less stable compared to other European SIMs (Vodafone, Twise, Orange) when used across Europe. Comes with a UK phone number. Does not support hotspot sharing in Europe.
Talk and Text Messages
Unlimited calls and text messages to European countries’ phone numbers. Unlimited incoming calls (including calls from abroad).
Note:
+ This is a UK SIM card with a UK phone number (+44 prefix)
+ This SIM card can not make calls to phone numbers that are not European countries’ numbers
+ When you are in the U.K, you can not make international calls to Europe’s phone numbers

Europe Travel SIM Card Three
Mobile Internet
Flexible choice of mobile data:
- 6GB of mobile data (5G/4G speed) in supported European countries and the UK. If mobile data is used up, the internet then stops.
- 12GB of mobile data (4G/3G speed) in supported European countries and the UK. If mobile data is used up, the internet then stops.
Mobile hotspot sharing is NOT supported while roaming in European countries (any attempts may cause the card to be locked by Three).
For SIM cards that support hotspot sharing, please refer to: Europe Travel SIM Card Twise, or Orange Holiday Europe Sim Card.
Activation
Gloka can help activate your SIM. If you’d like to test the SIM in Vietnam before your trip, please select an activation date 1–2 days prior to your departure.
Note: The 29-day validity period begins from the activation date.

Travel Europe with Gloka
Warranty Policy
Gloka provides warranty support throughout the entire period you use the SIM. Our customer service is available 24/7 — 24 hours a day, 7 days a week, including Sundays and public holidays.
Warranty Coverage:
- Free SIM replacement in Vietnam if your device shows “No SIM” after testing the SIM in Vietnam.
- Free eSIM replacement if the eSIM stops working due to technical issues during use and your device displays “No SIM.”
Note: SIMs damaged due to user-related causes will not be eligible for free replacement. This includes damage from dropping, losing the SIM, or physical scratches caused by heavy pressure or mishandling.
Terms and Conditions:
Please check our Terms and Conditions at this link before placing an order.