How can I include my username/ngo name in the invitation link?

Hi @FOA  and welcome to the Zoom Community! Vanity URLs are available for Business, Education, Enterprise, or API Zoom plans and it must be a custom domain owned by your organization. To learn more and apply for a vanity URL, please see https://support.zoom.com/hc/en/article?id=zm_kb&sysparm_article=KB0061540