The RPSNZ supports New Zealand Philately in a variety of ways:
- We publish the quarterly journal The New Zealand Stamp Collector.
- We publish monographs, and the renowned ongoing series of handbooks The Postage Stamps of New Zealand
- We hold monthly meetings with interesting displays and speakers, in Wellington and elsewhere.
- We maintain a significant Library and Archive for members to use
- We have a close relationship with other bodies, including Federation, other local societies, the Alexander Turnbull Library and NZ Post
- We hold bi-annual postal bid sales of material from members, non-members and estates
- We have a world-recognised Expert Committee for providing opinions on New Zealand & some Pacific Is. items.
- Our office is manned for several hours a day, two days a week