Travelling from Malaysia to Singapore

Be prepared before you travel to Singapore! Simply purchase your Happy Prepaid SIM card at any redONE Premier Shops in Johor, Malaysia.




  • $18 Credit
  • Free 15GB Local Data
  • Free IDD 018 to 19 destinations
  • Data Roam at Singapore data rates from as low as $5 for 1GB with Happy Roam.

Australia | Hong Kong | Indonesia | Malaysia | South Korea | Taiwan | Thailand | UK | USA 

Where to Buy

Find a redONE Premier Shop in Johor, Malaysia.

What’s next after purchase?

You must register your SIM card at one of the following locations in Singapore to start using.

Singapore Changi Airport Arrival Halls

  • Changi Recommends Booth at T1 (near Belt 21)
  • Travellers Counter at T2 or T3

StarHub Shops

  • Bugis Junction #01-83/84
  • Parkway Parade #B1-30/32
  • Causeway Point #03-07-10
  • Westgate #03-28
  • Waterway Point #B1-27

7-Eleven Stores

  • Woodlands Avenue 6 #01-10 (Next to Admiralty MRT Station)
  • Causeway Point #01-K09
  • Marsiling MRT Station #01-04
FAQ - General
Where can I purchase the StarHub Happy Prepaid SIM?
For now, the StarHub Happy Prepaid SIM is available for purchase in all redONE Premier Shops in Johor.
How much is the SIM pack being sold?
The SIM pack is available for purchase at RM45 (SGD15) per pack.
How much credit is available in the SIM pack?
An additional SGD3 will be given. The total credit available in the SIM pack is SGD18.
Can I start using the Prepaid SIM immediately in Malaysia after purchase?
No, you must register your SIM card at selected locations in Singapore. Please visit the StarHub website to find out where the locations are.
What is next after I register my SIM card?
You will have to activate your Prepaid SIM.
How do I activate the Prepaid SIM?
Dial *142# or make a phone call to activate (Please remember to disable your mobile data in your phone settings before activation).
How do I check my account balance?
You can download the Happy Prepaid App from Google Play Store or Apple store for your Prepaid account management. Alternatively, dial *123#.
How do I activate my Prepaid Data Plan?
Step 1: Launch the Happy Prepaid App on your phone
Step 2: Go to ‘Buy Data’ tab and select preferred Prepaid Data Plan
Step 3: Press ‘Activate’
Step 1: Dial *123*300#
Step 2: Select your preferred Prepaid Data plan
Step 3: Press 1 to confirm & a SMS confirmation will be sent to you
What is Happy Roam?
Happy Roam is a data roaming service for customers to use StarHub Prepaid data in Australia, Hong Kong, Indonesia, Malaysia, South Korea, Taiwan, Thailand, United States of America and United Kingdom at local Singapore rates. All existing data plans can be utilised for data usage in the above-mentioned countries.
Who is eligible for this Happy Roam service?
All StarHub Prepaid voice & Internet SIM users are eligible for this service.
Will I be charged roaming rates for making calls and sending SMS?
Happy Roam currently only applies to data usage in Australia, Hong Kong, Indonesia, Malaysia, South Korea, Taiwan, Thailand, United States of America and United Kingdom. All calls and SMS (incoming and outgoing) will be subjected to charges at roaming rates.
We suggest using apps like WhatsApp and Viber to use calls and SMS on data.
If I encounter any problems with my Prepaid SIM services, who should I contact?
You can contact StarHub’s Customer Service Hotline at +65 6820 1633 (24 hours).
FAQ - Happy Roam
Do I need to activate any Roaming services to use Happy Roam?
Yes, you need to enable Roaming Services prior to travelling into Happy Roam destinations. There are 2 options to do it.
Option 1: To enable Roaming Services, open the Happy Prepaid App on your smartphone. Click on the ‘Roaming’ tab and turn on Roaming Service. Also, please make sure you configure APN settings and have an existing data plan. OR
Option 2: Dial *123*333# on your phone. To avoid Pay-Per-Use data charges, activate a data plan via Happy Prepaid App or dial *123*300#.
Do I need to connect to any specific Network to use Happy Roam?
Our prepaid customers can connect to ALL Networks in Malaysia; dependent on network coverage. For Australia, Hong Kong, Indonesia, South Korea, Taiwan, Thailand, United States of America and United Kingdom, customers can only connect to our preferred roaming partners. Please visit the StarHub website for the list of operators.
Can I manually select to other networks (except preferred networks) for Indonesia, Hong Kong and Taiwan?
If you select other networks instead of our preferred networks, you will not be able to enjoy Happy Roam. The objective of Happy Roam is to prevent unintended data roaming usage.
Terms and Conditions


  • The Happy Prepaid SIM card comes with main credit balance and 90/180 days validity from the day of activation.
  • To extend the validity of the Happy Prepaid SIM card, user must top-up the SIM card prior to expiration.
  • You agree to use the Services in accordance with our prevailing policies, guidelines, instructions, notices and directions.
  • If your SIM card is lost, stolen or damaged, you can get it replaced at the selected 8 StarHub Shops – Marina Bay Link Mall/Plaza Singapura level 1 and basement/Tampines Mall/Nex/VivoCity. A replacement cost of SGD26.75 will apply.
  • When you replace your SIM card, you can retain your existing StarHub Prepaid number and balance credits.


FREE Local/Global SMS Daily

  • This Promotion is available until such date as specified by StarHub.
  • 5 Local SMS sent can be from both FREE bundled SMS and/or chargeable SMS from customer's Happy Prepaid account.
  • The 5 SMS sent must all be local or Global SMS to be awarded the 10 FREE Local or 50 Global SMS. The FREE SMS cannot be a combination of Local SMS and Global SMS.
  • Customers will only be awarded 10 FREE Local or 50 Global SMS once a day when they have sent 5 local and/or Global SMS.


For FREE Local SMS

  • 10 FREE local SMS awarded before 10.00pm within the day must be utilised by 11.59pm within the same day. Otherwise, any unused FREE SMS will be forfeited and will not be carried forward to the next day.
  • 10 FREE local awarded after 10.00pm within the day will be valid till 11.59pm the next day. Unused FREE SMS will not be carried forward to the 3rd day.
  • NOTE: Customers will still be entitled to another 10 FREE local SMS after depleting the FREE local SMS on the next day with 5 local SMS sent.



For FREE Global SMS

  • 50 FREE Global SMS awarded must be used by 11.59pm on the same day customers are awarded the FREE Global SMS. All unused FREE SMS for the day will be forfeited and will not be carried forward to the next day.


FREE 15GB mobile local data plan (Only applicable to SGD15 SIM)

  • This Promotion is available until such date as specified by StarHub.
  • The Happy Prepaid SIM shall come with 15GB Free Data and which shall be valid for 5 days from the date of card activation and is limited to use with 3G mobile network only. 
  • You are entitled to 15GB Free Data for the first three (3) Happy Prepaid SIM cards registered with us.
  • The 15GB will expire: (i) when data usage has reached 15GB; or (ii) 5-day validity period has expired.
  • Data charges will be deducted from the main/data wallet of the Happy Prepaid SIM when the 15GB of data has been used up or is no longer available.
  • All unused data will expire at the end of the 5 day validity period. No extension of validity is allowed once the free data expires.