Welcome to the forums.
Feeling like something is missing in your life is a really hard feeling to have, and finding someone to share things with that you can trust can be a hard search.
Have you tired the free poly-friendly dating site OKcupid.com? Quite a few poly folks have profiles on there - some are searching more actively than others, but it at least gives you contact.
"Listen, or your tongue will make you deaf." - Native American Proverb