In a lot of countries it is still possibly to receive only psychotherapy for certain problems.
You can seek help for the part of your problems which are treated by psychotherapy.
Naturally you shouldn’t let yourself be diagnosed schizophrenic or bipolar disorder.
There are also a lot of cognitive behavioral therapy self-help guides for all kinds of problems (for example anxiety or depression). In the psychology library I even found a booklet titled “Think you're crazy? think again: a resource book for cognitive therapy for psychosis”.
In a lot of towns there are also volunteers wanting to help people with mental health problems.
Besides internet forums, there are all kinds of ways people with similar problems are coming in contact with each other, even voice hearers:
http://www.intervoiceonline.org.