The Area Codes of Australia: City/Town or RegionArea code 1.Toowoomba, Roma0745 (+61745) 2.Toowoomba, Roma0746 (+61746) 3.Townsville, Queensland0744 (+61744) 4.Townsville, Queensland0747 (+61747) 5.Townsville, Queensland0777 (+61777) 6.Traralgon, Bairnsdale0341 (+61341) 7.Traralgon, Bairnsdale0351 (+61351)