ZIP CO LIMITED.. revenue for the last year amounted to 867.98 M AUD, the most of which — 450.56 M AUD — came from its highest performing source at the moment, Americas, the year earlier bringing 309.41 M AUD. The greatest contribution to the revenue figure was made by Americas — last year it brought ZIP CO LIMITED.. 450.56 M AUD, and the year before that — 309.41 M AUD.