Simply dial *123# or login to your Happy account.

Overview

Happy *123# is a self-help service that gives you access to StarHub mobile prepaid services anytime, anywhere, at your convenience. Just dial *123# to manage your account, purchase plans, activate services and more. It's that simple!

  • Check your StarHub prepaid card credit balance and expiry.
  • Top up your StarHub prepaid card.
  • Buy voice and data plans.
  • Activate Value-Added Services, bonuses and more.

Shortcuts for self-help queries
Change Language English *123*7*1#
Chinese *123*7*2#
Bahasa Indonesia *123*7*3#
Tamil *123*7*4#
Bengali *123*7*5#
Balance Enquiry
Main Balance *123*1*1#
Happy Plans *123*1*2#
Data Plans *123*1*3#

Shortcuts to activate service
Prepaid Data Plans Data Plan Selection *123*3*1*1#
7-Day 1GB *123*3*1*1*3#
30-Day 600MB *123*3*1*1*4#
30-Day 1.2GB *123*3*1*1*5#
WeChat Plan Daily or 30-Day *123*3*1*2#
BlackBerry Plans BlackBerry for Individual Plans *123*3*1*3#
LINE Plan Daily or 30-Day *123*3*3*1#
Happy 016 Plan Activation *123*3*2*2#