Get online support
Hi @Sivak95
TPG Australia & SIMBA (formerly TPG Singapore) are 2 separate entities. Kindly send an email to Singapore Mobile Team at support@simba.sg so they can provide further assistance.
You may also reach out to their social media pages:
Website: https://www.simba.sg/home
Facebook: https://m.facebook.com/SIMBAtelecomSG/?_rdr
Instagram: https://www.instagram.com/simbatelecomsg/
Cheers!