Get online support
Hi @Jess9
We understand that the Seniors Go plan is from TPG Singapore.
TPG AU & TPG SG are 2 separate entities, you can send an email to Singapore Mobile Team at support@tpgmobile.sg or visit their Facebook Page at https://www.facebook.com/TPG-Singapore-785533401811953/ for further assistance regarding your concern.
TPG Mobile: https://www.tpgmobile.sg
Cheers!
BasilDV