This document introduces HealthyCity.org, an online resource that enables users to find community services and partners, map and analyze community data, and share stories to promote social equity. It provides training on how to use the site's mapping tools to locate health and social services, create maps to advocate for policy changes, and utilize additional features like saving searches and uploading custom data through a free user account. The goal is to unite research, community voices, and technology to address the root causes of inequity.