Caller: they didn't leave a msg

I rang it back, it was Save The Children Fund Australia - Sydney office.

A reputable Organisation, but I didn 't engage on this occasion.

It's a charity

I called back number (02) 8330 7216 reached voice mail for a charity company but did not say the name.

When I called back, the voice recording says that this is regarding charity organisation that you may have previously engaged.

Called back on (02) 8330 7216, reached automated voice message said it was from a charity organisation but did not specify the name

I called back number (02) 8330 7216 reached voice mail but did not say for what company.