I know this solution is solved but to answer why the OP couldn't dial that number is because "1300" number is a toll free number valid in Australia only. Same with 1800 number. Equivalent to 1-800, 1-888, etc in Canada/North America. And how you s...
You can port in your number from Koodo (postpaid) when you activate. If you have Koodo prepaid then you must activate with a temp number and message the mods for porting.
@AE_Collector I am not the OP, I was answering your question regarding which add-on gets used first. The OP had "5GB one time data bonus" which was being used before his other add-on and is the same name as the recent bonus I received for the BC/AB ...