Always is, look here for a local group near you. http://www.kitsapmentalhealth.org/support_groups.aspx
The Depression and Bipolar Support alliance website is at www.dbsalliance.org.
Visit the Bipolar Support Group for Significant Others at www.bpso.org. You can join their mailing list, and find group meetings near you.
Psych Central (psychcentral.com) has a very good online bipolar support group.
If you are not bipolar and have a specific reason to go to a bipolar support group, like supporting a relative/friend or for educational purposes, then you would likely be allowed. You might need to ask the group for permission and have a legitimate reason
Two reasons that you may be removed from a Meetup group is harassment and using inappropriate language.
Many websites provide this information. One such site is http://www.dailystrength.org/c/Family-and-Friends-of-Bipolar/support-group.
Local bipolar support groups can be easily found by checking out the Depression and Bipolar Support Alliance's group locator on its website. Yes, there are quite a few support groups in the greater Chicago area.
I could only locate one support group to meet your needs in Omaha. It is the "Depression & Bipolar Support" group, which is out of 6905 Blondo Street. Their number is (402)933-6326.
The Swedish Medical Center has a Bipolar disorder and depression support group. They are not in Westminster, but nearby Englewood. The address is 510 E. Hampden Ave. (303)788-5000.
Depression & Bipolar Support Alliance 2425 Bethel Rd. Phone number is 614-654-4823.
To find a bipolar support group call your local Mental Health organization. They will be able to supply you with a list of support groups that meet your need. You can also look on the internet.
DBSAlliance.com is an online Depression and Bipolar Support Alliance group for families dealing with this issue. MDJunction.com also offers online support groups for bipolar. There are plenty of support forums out there for people with many disorders. You can try www.psychforums.com or www.healthboards.com.