receive a confirmation bank message advising you of the changes made. to update your Australian address and landline phone number. Find answers to your Commonwealth Bank questions here - includes popular topics, top 5 FAQs and community You can also reach us by phone or email. Due to our strict security guidelines that protect both you and your finances, in order change your mobile phone number you must call us or attend your local. Register New customer With CommSec you can trade online and on the go: Submit an enquiry via NetBank. Share Trading - Australia mahjong kostenlos download International Margin Lending Options Trading Exchange Traded Funds Interest Rate Securities Managed Funds Ready to open an account? Changes to interest rates on some of our home loans from 7 July Reply Topic Options Mark Topic as New Mark Topic as Read Float this Topic for Current User Bookmark Subscribe Printer Friendly Page.