You don't have to be suicidal to get someone to talk to, if you really have no-one you can approach personally. Ministers of religion are everywhere, and this is their supposed bailiwick. You don't have to be religious to talk to them.

Large cities often have some kind of resources where you can see a social worker (who can refer you) or psychologist. The trick, of course, is getting over the initial reticence. Or look for things like depression hotlines - these are sometimes separate to suicide ones.