Croatia Prepaid SIM Card | 30 Day | 12GB


  • Valid for 30 days
  • 12GB of ultra fast 4G LTE/3G Data
  • Hotspot/Tethering allowed
  • Unlimited free calls to European numbers
  • Unlimited free SMS to European numbers
  • Unlimited free incoming calls
  • UK mobile number printed on packaging
  • 3 in 1 Multi SIM (Nano/Micro/Standard)


  • Plug and play SIM
  • Europe wide coverage on the Three UK network
  • Can be used in over 71 countries
  • International calls to Australia not included (we recommend using VoIP apps)
  • For use in mobile phones only
  • Can be recharged for extended use
  • A SIM card user guide is included


What is the cellular coverage/reception like in Croatia?
Three have expansive network coverage in Croatia and also allows connection to the best local networks in Croatia.
Are there any further charges to use this SIM in Croatia?
There are no extra charges to use the Croatia SIM in Croatia. The prepaid features and allowance can be used in Croatia as we well as in the covered European countries.
How do I activate the Croatia SIM?
Your Croatia SIM card will be automatically activated based on the "Country Arrival Date" you provide us (this should be the same date of arrival as per your itinerary). Activations occur between 9AM - 11AM London time. If your travel dates change or cancel, you need to notify us prior to the scheduled activation.
When you arrive in Croatia, simply insert the SIM into your handset and switch on roaming. Upon your handset picking up cellular reception, you will receive a welcoming activation message.
Where do I find my mobile number?
Your Croatia SIM card comes with a pre-assgined UK mobile number. Your UK mobile number is printed on the packaging containing your SIM. It begins with 07.

Can the Croatia Prepaid SIM be topped up/recharged?
Yes, the Croatia SIM can be recharged for another 30 days once the first 30 days have lapsed. Recharges are $40 for each additional month. Once recharged, your SIM's features/allowances will be renewed. For recharges, please email us at
How do I make calls or send texts to Croatian numbers whilst I'm in Europe?
To make calls or send texts in Europe: It is important to use the correct country specific dial out codes. Eg. To call a number in Croatia, you need to dial +385 followed by the telephone number without the first digit. To call a UK telephone number, you need to dial +44 followed by the telephone number without the first digit.
Note: If the incorrect dial out codes are used, you will receive a nil balance/top up message - This is because the network does not recognise the location of the number you're dialling. It does not mean that you've run out of credit.
How do I make calls to Australia?
International calls to Australia are not included as a feature of this SIM. To make calls to Australia, we recommend using VoIP apps such as Viber, WhatsApp, Facebook Chat, Wechat, Skype etc.
How do my family/friends contact me from Australia?
We recommend using VoIP apps such as Viber, WhatsApp, Facebook Chat, Wechat, Skype etc where possible. Your friends and family can also call your assigned UK mobile number by dialling +44 7XXX XXX XXX
How do I check the balances remaining on my prepaid SIM card?
To check the usage balances remaining on your Croatia SIM card, you need to register an account with Three online. To register an account please click HERE. Once you have registered, you can check the balances remaining within your account.

Can I use the Croatia SIM in a Tablet or Pocket Wifi device?
The Croatia SIM card can only be used in mobile phones. Tethering/Hotspot is available for connection to other devices. If you require a tablet specific Europe SIM, please see our 12GB Data Only Europe SIM.
How do I purchase multiple SIM cards with different activation dates?
You can purchase multiple SIM cards with different activations dates by; Selecting a date, adding to cart. Then selecting another date then adding to cart again.
I am cruising around Croatia. Will this SIM work whilst I am on a cruise?
The Croatia Prepaid SIM will work in all areas where cellular signal is available. At open sea, when you're outside range of network towers, cellular signal may be weak or not available. However coverage will be available closer to port.
How do I use this SIM in the covered World countries outside of Europe?
The data component (12GB) of the Croatia Prepaid SIM will work in the additional covered countries outside of Europe. Please note that calls and SMS will not work outside of Europe.


Aland Islands France Latvia Saint Barthelemy
Austria French Guiana Liechtenstein Saint Martin
Azores French West Indies Lithuania San Marino
Balearic Islands Germany Luxembourg Scotland
Belgium Gibraltar Madeira Slovakia
Bulgaria Greece Malta Slovenia
Canary Islands Guadeloupe Martinique Spain
Croatia Guernsey Netherlands Sweden
Cyprus Hungary Northern Ireland Switzerland
Czech Republic Iceland Norway United Kingdom
Denmark Ireland Poland Vatican City
England Isle of Man Portugal Wales
Estonia Italy Reunion  
Finland Jersey Romania  
Brazil Hong Kong Panama US Virgin Islands
Chile Indonesia Peru United States
Colombia Israel Puerto Rico Vietnam
Costa Rica Macau Singapore  
El Salvador New Zealand Sri Lanka  
Guatemala Nicaragua Uruguay  


All orders are dispatched from Melbourne and carried out by Australia Post Australia wide.
Orders placed prior to 4PM will be dispatched same business day. If you require a SIM urgently, we recommend placing your order with Express Post.

Free Standard Post:  4-7 Business Days
Express Post $7: 1-2 Business Days

Upon placing an order, you will receive an order confirmation email from us. Once your order has been dispatched by our team, you will receive a confirmation of dispatch email along with the tracking number for your order. You can then track your order by clicking the tracking number in the email.

International Post $15: 8-14 Business Days
USA Canada UK NZ Other
10 10 7
All international SIM card orders are shipped from Melbourne, Australia via Registered International Post. All international SIM card orders come with signature on delivery.