The links below are all well-known and respected writer’s forums, offering numerous opportunities to connect with other writers in various settings to have questions answered, review and critique the work of others, or have your own work reviewed and critiqued. I have also included a couple of Query sites for help in identifying agents for your query submissions, and a great site for help in writing that elusive awesome query we all seek.
Query Tracker (click Socialize, then select Forum)