@xssfox
2787 is fun. It is the area around Oberon, right? YES, plus all the areas of the Blue Mountains without residential postcodes, which is also most of what burnt in that area. I am pretty sure the local church got an Defribulator from bushfire recovery money, based on this postcode's weird shape.

https://www.google.com/maps/place/NSW+2787/@-33.8191956,149.8496303,10z/data=!4m6!3m5!1s0x6b1227069c21e3e5:0x1c0609b7ccd33890!8m2!3d-33.9632764!4d149.9334764!16s%2Fg%2F1tg4ljqm?entry=ttu