Tell them that you are not going to give them any information until they tell you who they are or you're going to hang up on them cause they are most likely a scam caller.

I called back number (07) 3422 6608 spoke to a guy but did not say for what company.

Allen is his name & he is very rude & pushy

Caller: ALLEN

Yes Rude Debt Collect by the name ALLEN

Debt collector

I called back number (07) 3422 6608 spoke to a woman but did not say for what company until she verifies who I am.