I hope you find the information below useful. Most of the local HOA`s and POA`s can be found online.
South TBar: https://southtbar.com/stb/
Canyon Springs https://www.csrpoa.com/
Autumn Creek https://www.autumncreekranch.com/
Dawson Ranch https://www.dawsonranch-hoa.com/default.php
Fremont County https://fremontco.com
Gate Codes are not given to the public. You must have a Colorado licensed agent with you to access the various ranches and gated communities.